Advertisement
atomic structure worksheet answers: The Electron Robert Andrews Millikan, 1917 |
atomic structure worksheet answers: Chemistry 2e Paul Flowers, Richard Langely, William R. Robinson, Klaus Hellmut Theopold, 2019-02-14 Chemistry 2e is designed to meet the scope and sequence requirements of the two-semester general chemistry course. The textbook provides an important opportunity for students to learn the core concepts of chemistry and understand how those concepts apply to their lives and the world around them. The book also includes a number of innovative features, including interactive exercises and real-world applications, designed to enhance student learning. The second edition has been revised to incorporate clearer, more current, and more dynamic explanations, while maintaining the same organization as the first edition. Substantial improvements have been made in the figures, illustrations, and example exercises that support the text narrative. Changes made in Chemistry 2e are described in the preface to help instructors transition to the second edition. |
atomic structure worksheet answers: The Atomic Theory Joseph John Thomson, 1914 |
atomic structure worksheet answers: Foundation Course for NEET (Part 2): Chemistry Class 9 Lakhmir Singh & Manjit Kaur, Our NEET Foundation series is sharply focused for the NEET aspirants. Most of the students make a career choice in the middle school and, therefore, choose their stream informally in secondary and formally in senior secondary schooling, accordingly. If you have decided to make a career in the medical profession, you need not look any further! Adopt this series for Class 9 and 10 today. |
atomic structure worksheet answers: Chemical Misconceptions Keith Taber, 2002 Part one includes information on some of the key alternative conceptions that have been uncovered by research and general ideas for helping students with the development of scientific conceptions. |
atomic structure worksheet answers: Physical Chemistry for the Biosciences Raymond Chang, 2005-02-11 This book is ideal for use in a one-semester introductory course in physical chemistry for students of life sciences. The author's aim is to emphasize the understanding of physical concepts rather than focus on precise mathematical development or on actual experimental details. Subsequently, only basic skills of differential and integral calculus are required for understanding the equations. The end-of-chapter problems have both physiochemical and biological applications. |
atomic structure worksheet answers: Exercises for Principles of Imaging Science and Protection Michael A. Thompson, Steven B. Dowd, Janice D. Hall, Marian P. Hattaway, 1994 A smart collection of additional review questions and practise problems to further reinforce basic concepts. The laboratory manual section includes about 30 basic experiments which concentrate more on radiographic factors which affect the quality of the resulting radiograph. Readers with a weaker math/science background will appreciate the remediation sections, and self-tests conclude each section to gauge the reader's weaknesses. |
atomic structure worksheet answers: Fundamentals of General, Organic, and Biological Chemistry John McMurry, 2013 Fundamentals of General, Organic, and Biological Chemistry by McMurry, Ballantine, Hoeger, and Peterson provides background in chemistry and biochemistry with a relatable context to ensure students of all disciplines gain an appreciation of chemistry's significance in everyday life. Known for its clarity and concise presentation, this book balances chemical concepts with examples, drawn from students' everyday lives and experiences, to explain the quantitative aspects of chemistry and provide deeper insight into theoretical principles. The Seventh Edition focuses on making connections between General, Organic, and Biological Chemistry through a number of new and updated features -- including all-new Mastering Reactions boxes, Chemistry in Action boxes, new and revised chapter problems that strengthen the ties between major concepts in each chapter, practical applications, and much more. NOTE: this is just the standalone book, if you want the book/access card order the ISBN below: 032175011X / 9780321750112 Fundamentals of General, Organic, and Biological Chemistry Plus MasteringChemistry with eText -- Access Card Package Package consists of: 0321750837 / 9780321750839 Fundamentals of General, Organic, and Biological Chemistry 0321776461 / 9780321776464 MasteringChemistry with Pearson eText -- Valuepack Access Card -- for Fundamentals of General, Organic, and Biological Chemistry |
atomic structure worksheet answers: APlusPhysics Dan Fullerton, 2011-04-28 APlusPhysics: Your Guide to Regents Physics Essentials is a clear and concise roadmap to the entire New York State Regents Physics curriculum, preparing students for success in their high school physics class as well as review for high marks on the Regents Physics Exam. Topics covered include pre-requisite math and trigonometry; kinematics; forces; Newton's Laws of Motion, circular motion and gravity; impulse and momentum; work, energy, and power; electrostatics; electric circuits; magnetism; waves; optics; and modern physics. Featuring more than five hundred questions from past Regents exams with worked out solutions and detailed illustrations, this book is integrated with the APlusPhysics.com website, which includes online question and answer forums, videos, animations, and supplemental problems to help you master Regents Physics essentials. The best physics books are the ones kids will actually read. Advance Praise for APlusPhysics Regents Physics Essentials: Very well written... simple, clear engaging and accessible. You hit a grand slam with this review book. -- Anthony, NY Regents Physics Teacher. Does a great job giving students what they need to know. The value provided is amazing. -- Tom, NY Regents Physics Teacher. This was tremendous preparation for my physics test. I love the detailed problem solutions. -- Jenny, NY Regents Physics Student. Regents Physics Essentials has all the information you could ever need and is much easier to understand than many other textbooks... it is an excellent review tool and is truly written for students. -- Cat, NY Regents Physics Student |
atomic structure worksheet answers: Atomic Design Brad Frost, 2016-12-05 |
atomic structure worksheet answers: Biology/science Materials Carolina Biological Supply Company, 1991 |
atomic structure worksheet answers: Chemistry Steven S. Zumdahl, Susan A. Zumdahl, 2012 Steve and Susan Zumdahl's texts focus on helping students build critical thinking skills through the process of becoming independent problem-solvers. They help students learn to think like a chemists so they can apply the problem solving process to all aspects of their lives. In CHEMISTRY: AN ATOMS FIRST APPROACH, 1e, International Edition the Zumdahls use a meaningful approach that begins with the atom and proceeds through the concept of molecules, structure, and bonding, to more complex materials and their properties. Because this approach differs from what most students have experienced in high school courses, it encourages them to focus on conceptual learning early in the course, rather than relying on memorization and a plug and chug method of problem solving that even the best students can fall back on when confronted with familiar material. The atoms first organization provides an opportunity for students to use the tools of critical thinkers: to ask questions, to apply rules and models and to |
atomic structure worksheet answers: Anatomy and Physiology J. Gordon Betts, Peter DeSaix, Jody E. Johnson, Oksana Korol, Dean H. Kruse, Brandon Poe, James A. Wise, Mark Womble, Kelly A. Young, 2013-04-25 |
atomic structure worksheet answers: Chemistry Carson-Dellosa Publishing, 2015-03-16 Chemistry for grades 9 to 12 is designed to aid in the review and practice of chemistry topics. Chemistry covers topics such as metrics and measurements, matter, atomic structure, bonds, compounds, chemical equations, molarity, and acids and bases. The book includes realistic diagrams and engaging activities to support practice in all areas of chemistry. --The 100+ Series science books span grades 5 to 12. The activities in each book reinforce essential science skill practice in the areas of life science, physical science, and earth science. The books include engaging, grade-appropriate activities and clear thumbnail answer keys. Each book has 128 pages and 100 pages (or more) of reproducible content to help students review and reinforce essential skills in individual science topics. The series will be aligned to current science standards. |
atomic structure worksheet answers: Simplified ICSE Chemistry Dr. Viraf J. Dalal, |
atomic structure worksheet answers: The Science Teacher , 2001 |
atomic structure worksheet answers: Anatomy & Physiology Lindsay Biga, Devon Quick, Sierra Dawson, Amy Harwell, Robin Hopkins, Joel Kaufmann, Mike LeMaster, Philip Matern, Katie Morrison-Graham, Jon Runyeon, 2019-09-26 A version of the OpenStax text |
atomic structure worksheet answers: Simplified ICSE Chemistry Viraf J. Dalal, |
atomic structure worksheet answers: Chemical Misconceptions Keith Taber, 2002 Part 2 provides strategies for dealing with some of the misconceptions that students have, by including ready to use classroom resources. |
atomic structure worksheet answers: Conjuring the Universe Peter William Atkins, 2018 The marvellous complexity of the Universe emerges from several deep laws and a handful of fundamental constants that fix its shape, scale, and destiny. Peter Atkins identifies the minimum decisions that would be needed for the Universe to behave as it does, arguing that the laws of Nature can spring from very little. Or perhaps from nothing at all. |
atomic structure worksheet answers: Pearson Chemistry Queensland 11 Skills and Assessment Book Elissa Huddart, 2018-10-04 Introducing the Pearson Chemistry 11 Queensland Skills and Assessment Book. Fully aligned to the new QCE 2019 Syllabus. Write in Skills and Assessment Book written to support teaching and learning across all requirements of the new Syllabus, providing practice, application and consolidation of learning. Opportunities to apply and practice performing calculations and using algorithms are integrated throughout worksheets, practical activities and question sets. All activities are mapped from the Student Book at the recommend point of engagement in the teaching program, making integration of practice and rich learning activities a seamless inclusion. Developed by highly experienced and expert author teams, with lead Queensland specialists who have a working understand what teachers are looking for to support working with a new syllabus. |
atomic structure worksheet answers: International Review of Cytology , 1992-12-02 International Review of Cytology |
atomic structure worksheet answers: Chemistry in Context AMERICAN CHEMICAL SOCIETY., 2024-04-11 |
atomic structure worksheet answers: The School Science Review , 2002 |
atomic structure worksheet answers: The Electron George Paget Thomson, 1972 |
atomic structure worksheet answers: Powerful Ideas of Science and How to Teach Them Jasper Green, 2020-07-19 A bullet dropped and a bullet fired from a gun will reach the ground at the same time. Plants get the majority of their mass from the air around them, not the soil beneath them. A smartphone is made from more elements than you. Every day, science teachers get the opportunity to blow students’ minds with counter-intuitive, crazy ideas like these. But getting students to understand and remember the science that explains these observations is complex. To help, this book explores how to plan and teach science lessons so that students and teachers are thinking about the right things – that is, the scientific ideas themselves. It introduces you to 13 powerful ideas of science that have the ability to transform how young people see themselves and the world around them. Each chapter tells the story of one powerful idea and how to teach it alongside examples and non-examples from biology, chemistry and physics to show what great science teaching might look like and why. Drawing on evidence about how students learn from cognitive science and research from science education, the book takes you on a journey of how to plan and teach science lessons so students acquire scientific ideas in meaningful ways. Emphasising the important relationship between curriculum, pedagogy and the subject itself, this exciting book will help you teach in a way that captivates and motivates students, allowing them to share in the delight and wonder of the explanatory power of science. |
atomic structure worksheet answers: An Introduction to Chemistry - Atoms First Mark Bishop, 2009-09-01 An Introduction to Chemistry is intended for use in beginning chemistry courses that have no chemistry prerequisite. The text was written for students who want to prepare themselves for general college chemistry, for students seeking to satisfy a science requirement for graduation, and for students in health-related or other programs that require a one-semester introduction to general chemistry. |
atomic structure worksheet answers: Biology for AP ® Courses Julianne Zedalis, John Eggebrecht, 2017-10-16 Biology for AP® courses covers the scope and sequence requirements of a typical two-semester Advanced Placement® biology course. The text provides comprehensive coverage of foundational research and core biology concepts through an evolutionary lens. Biology for AP® Courses was designed to meet and exceed the requirements of the College Board’s AP® Biology framework while allowing significant flexibility for instructors. Each section of the book includes an introduction based on the AP® curriculum and includes rich features that engage students in scientific practice and AP® test preparation; it also highlights careers and research opportunities in biological sciences. |
atomic structure worksheet answers: Nuclear Physics and Nuclear Reactors Apollon Nikolaevich Klimov, 1975 |
atomic structure worksheet answers: General Chemistry Ralph H. Petrucci, F. Geoffrey Herring, Jeffry D. Madura, Carey Bissonnette, 2010-05 |
atomic structure worksheet answers: Introduction to Electrodynamics David J. Griffiths, 2017-06-29 This is a re-issued and affordable printing of the widely used undergraduate electrodynamics textbook. |
atomic structure worksheet answers: Atomic Structure and Periodicity Jack Barrett, 2002 This book presents basic atomic theory as given in first and second year courses at university. It demonstrates that the structure of the Periodic Table as we know it is based on sound principles. Throughout the book, theoretical concepts are presented, along with the experimental evidence for them. Foundations are laid in the introductory chapter, which deals with fundamental particles, electromagnetic radiation and Heisenberg's uncertainty principle. Atomic orbitals are then described, using a minimum of mathematics, followed by a discussion of the electron configurations of the elements. Further chapters reveal the relationships between the electronic configurations of the elements and some properties of their atoms; and the variations in the properties of their fluorides and oxides across the periods and down the groups of the Periodic Table. Ideal for the needs of undergraduate chemistry students, Tutorial Chemistry Texts is a major new series consisting of short, single topic or modular texts concentrating on the fundamental areas of chemistry taught in undergraduate science courses. Each book provides a concise account of the basic principles underlying a given subject, embodying an independent-learning philosophy and including worked examples. |
atomic structure worksheet answers: Science Spectrum Holt Rinehart & Winston, Holt, Rinehart and Winston Staff, 2003-03 |
atomic structure worksheet answers: An Introduction to Chemistry Mark Bishop, 2002 This book teaches chemistry at an appropriate level of rigor while removing the confusion and insecurity that impair student success. Students are frequently intimidated by prep chem; Bishop's text shows them how to break the material down and master it. The flexible order of topics allows unit conversions to be covered either early in the course (as is traditionally done) or later, allowing for a much earlier than usual description of elements, compounds, and chemical reactions. The text and superb illustrations provide a solid conceptual framework and address misconceptions. The book helps students to develop strategies for working problems in a series of logical steps. The Examples and Exercises give plenty of confidence-building practice; the end-of-chapter problems test the student's mastery. The system of objectives tells the students exactly what they must learn in each chapter and where to find it. |
atomic structure worksheet answers: Concepts of Biology Samantha Fowler, Rebecca Roush, James Wise, 2023-05-12 Black & white print. Concepts of Biology is designed for the typical introductory biology course for nonmajors, covering standard scope and sequence requirements. The text includes interesting applications and conveys the major themes of biology, with content that is meaningful and easy to understand. The book is designed to demonstrate biology concepts and to promote scientific literacy. |
atomic structure worksheet answers: University Physics OpenStax, 2016-11-04 University Physics is a three-volume collection that meets the scope and sequence requirements for two- and three-semester calculus-based physics courses. Volume 1 covers mechanics, sound, oscillations, and waves. Volume 2 covers thermodynamics, electricity and magnetism, and Volume 3 covers optics and modern physics. This textbook emphasizes connections between between theory and application, making physics concepts interesting and accessible to students while maintaining the mathematical rigor inherent in the subject. Frequent, strong examples focus on how to approach a problem, how to work with the equations, and how to check and generalize the result. The text and images in this textbook are grayscale. |
atomic structure worksheet answers: Chemistry 2e Paul Flowers, Klaus Theopold, Richard Langley, Edward J. Neth, WIlliam R. Robinson, 2019-02-14 Chemistry 2e is designed to meet the scope and sequence requirements of the two-semester general chemistry course. The textbook provides an important opportunity for students to learn the core concepts of chemistry and understand how those concepts apply to their lives and the world around them. The book also includes a number of innovative features, including interactive exercises and real-world applications, designed to enhance student learning. The second edition has been revised to incorporate clearer, more current, and more dynamic explanations, while maintaining the same organization as the first edition. Substantial improvements have been made in the figures, illustrations, and example exercises that support the text narrative. Changes made in Chemistry 2e are described in the preface to help instructors transition to the second edition. |
atomic structure worksheet answers: General Chemistry Workbook Daniel C. Tofan, 2010-07-28 This workbook is a comprehensive collection of solved exercises and problems typical to AP, introductory, and general chemistry courses, as well as blank worksheets containing further practice problems and questions. It contains a total of 197 learning objectives, grouped in 28 lessons, and covering the vast majority of the types of problems that a student will encounter in a typical one-year chemistry course. It also contains a fully solved, 50-question practice test, which gives students a good idea of what they might expect on an actual final exam covering the entire material. |
atomic structure worksheet answers: Molecular Biology of the Cell , 2002 |
atomic structure worksheet answers: Electrons Mary Wissinger, John Coveyou, 2021-09-07 In the final part of a three-book series, Ellie the Electron adventures into the subatomic world. Simple rhyming sentences and vibrant science pictures make it easy for even a toddler to begin to understand the basics of chemistry. Learn about some of the most fundamental concepts in science BEFORE the social pressure and intimidation of formal schooling sets in. Spark scientific curiosity in kids of all ages! |
atomic structure practice test - Wappingers Central School …
Which numerical setup can be used to determine the atomic mass of naturally occurring lithium? A)equal numbers of each isotope are present B)more isotopes have an atomic mass of 2 or 3
Chemistry of Matter - Science Spot
Scientists use two types of diagrams to show the electron configuration for atoms. Follow your teacher’s directions to complete the diagrams. 15. Calculate the missing information and then …
Number Protons Neutrons Electrons - Mometrix Test …
What is the atomic number? What is the mass number of the atom? How many electrons does the atom have? What is the name of the atom? Scan for more resources! 1. Using the following …
CP Chemistry Worksheet Basic Atomic Structure ANSWER KEY …
CP Chemistry Worksheet – Basic Atomic Structure ANSWER KEY NEATLY provide complete, detailed, yet concise responses to the following questions and problems. For all problems …
ATOMS: ATOMIC STRUCTURE QUESTIONS AND ANSWERS
ATOMS: ATOMIC STRUCTURE QUESTIONS AND ANSWERS . QUESTION ONE: MODELS OF THE ATOM (2011;1) At different times scientists have proposed various descriptions or …
Block: Atomic Structure Worksheet - Licking Heights Local …
The atomic number tells you the number of _____ in one atom of an element. It also tells you the number of _____ in a neutral atom of that element. The atomic number gives the “identity “ of …
Atomic Structure Worksheet
Atomic Structure Worksheet Name the three particles of the atom and their respective charges are: a. b. c. 1. The number of protons in one atom of an element determines the atom’s , and …
Chem 115 POGIL Worksheet - Week 2 - Solutions Basic …
Chem 115 POGIL Worksheet - Week 2 - Solutions Basic Atomic Structure Key Questions, Exercises, and Problems 1. What is the Law of Definite Proportions? A compound is always …
Atomic Structure Worksheet – Solution Key - Chandler Unified …
Fill in the blanks for the elements in this chart. For the purposes of this chart, round all atomic masses to the nearest whole number.
Neshaminy School District / Overview
The atomic number tells you the number of in one atom of an element. It also tells you the number of in a neutral atom of that element. The atomic number gives the "identity" of an element as …
GraspIT AQA Atomic Structure– Questions - The Buckingham …
a) The diagram shows an atom of Beryllium. Name the parts labelled a, b and c. (3) b) What is the atomic mass of this atom? (1) c) Which parts make up the nucleus of the atom? (2) 2. The …
Basic Atomic Structure Worksheet
The number of protons in one atom of an element determines the atom’s ____________________, and the number of electrons determines the …
ATOMIC STRUCTURE - scisheets.co.uk
Atoms consist of a central NUCLEUS containing protons and NEUTRONS. The nucleus is TINY compared to the size of the whole atom. The nucleus is surrounded by ELECTRONS in …
Atomic Structure & Periodicity FR worksheet KEY - Chemistry
The answers labeled (i) below received two points; (ii) received one point. a) two points The radii of the alkali metal ions increase with increasing atomic number because:
Isotope Practice Worksheet - Chemistry
Here are three isotopes of an element: 12C. a. The element is: Carbon. b. The number 6 refers to the Atomic Number. c. The numbers 12, 13, and 14 refer to the Mass Number. d. How many …
090412 Atomic Structure Worksheet 1 - Chandler Unified …
in one atom of an element. It also in a neutral atom of that element. The atomic number gives the "identity" of an element as well as its location on the periodic table. No two different elements …
Atoms, Subatomic Particles, & the Periodic Table
The following drawings are Bohr models for a beryllium, fluorine, and carbon atom. 1. On the pictures above, label the electrons, nucleus, neutrons, and protons. 2. Each atom is neutral. …
INDIAN SCHOOL AL WADI AL KABIR
probability of finding the electron along certain directions than along others. Atomic orbitals are precisely distinguished by what are known as quantum numbers. Each orbital is designated by …
ATOMIC STRUCTURE 1 - scisheets.co.uk
Explain how molecular ions are of ethane are produced in a time of flight mass spectrometer by electron impact. Include an equation for the process in your answer. Explain how molecular …
Atomic Structure Worksheet - WILLAMETTE LEADERSHIP …
Atomic Structure Worksheet. Label the parts of an atom on the diagram below. 4. What type of charge does a proton have? 5. What type of charge does a neutron have? 6. What type of …
atomic structure practice test - Wappingers Central School …
Which numerical setup can be used to determine the atomic mass of naturally occurring lithium? A)equal numbers of each isotope are present B)more isotopes have an atomic mass of 2 or 3
Chemistry of Matter - Science Spot
Scientists use two types of diagrams to show the electron configuration for atoms. Follow your teacher’s directions to complete the diagrams. 15. Calculate the missing information and then …
Number Protons Neutrons Electrons - Mometrix Test …
What is the atomic number? What is the mass number of the atom? How many electrons does the atom have? What is the name of the atom? Scan for more resources! 1. Using the following …
CP Chemistry Worksheet Basic Atomic Structure ANSWER …
CP Chemistry Worksheet – Basic Atomic Structure ANSWER KEY NEATLY provide complete, detailed, yet concise responses to the following questions and problems. For all problems …
ATOMS: ATOMIC STRUCTURE QUESTIONS AND ANSWERS
ATOMS: ATOMIC STRUCTURE QUESTIONS AND ANSWERS . QUESTION ONE: MODELS OF THE ATOM (2011;1) At different times scientists have proposed various descriptions or …
Block: Atomic Structure Worksheet - Licking Heights Local …
The atomic number tells you the number of _____ in one atom of an element. It also tells you the number of _____ in a neutral atom of that element. The atomic number gives the “identity “ of …
Atomic Structure Worksheet
Atomic Structure Worksheet Name the three particles of the atom and their respective charges are: a. b. c. 1. The number of protons in one atom of an element determines the atom’s , and …
Chem 115 POGIL Worksheet - Week 2 - Solutions Basic …
Chem 115 POGIL Worksheet - Week 2 - Solutions Basic Atomic Structure Key Questions, Exercises, and Problems 1. What is the Law of Definite Proportions? A compound is always …
Atomic Structure Worksheet – Solution Key - Chandler …
Fill in the blanks for the elements in this chart. For the purposes of this chart, round all atomic masses to the nearest whole number.
Neshaminy School District / Overview
The atomic number tells you the number of in one atom of an element. It also tells you the number of in a neutral atom of that element. The atomic number gives the "identity" of an element as …
GraspIT AQA Atomic Structure– Questions - The Buckingham …
a) The diagram shows an atom of Beryllium. Name the parts labelled a, b and c. (3) b) What is the atomic mass of this atom? (1) c) Which parts make up the nucleus of the atom? (2) 2. The …
Basic Atomic Structure Worksheet
The number of protons in one atom of an element determines the atom’s ____________________, and the number of electrons determines the …
ATOMIC STRUCTURE - scisheets.co.uk
Atoms consist of a central NUCLEUS containing protons and NEUTRONS. The nucleus is TINY compared to the size of the whole atom. The nucleus is surrounded by ELECTRONS in …
Atomic Structure & Periodicity FR worksheet KEY - Chemistry
The answers labeled (i) below received two points; (ii) received one point. a) two points The radii of the alkali metal ions increase with increasing atomic number because:
Isotope Practice Worksheet - Chemistry
Here are three isotopes of an element: 12C. a. The element is: Carbon. b. The number 6 refers to the Atomic Number. c. The numbers 12, 13, and 14 refer to the Mass Number. d. How many …
090412 Atomic Structure Worksheet 1 - Chandler Unified …
in one atom of an element. It also in a neutral atom of that element. The atomic number gives the "identity" of an element as well as its location on the periodic table. No two different elements …
Atoms, Subatomic Particles, & the Periodic Table
The following drawings are Bohr models for a beryllium, fluorine, and carbon atom. 1. On the pictures above, label the electrons, nucleus, neutrons, and protons. 2. Each atom is neutral. …
INDIAN SCHOOL AL WADI AL KABIR
probability of finding the electron along certain directions than along others. Atomic orbitals are precisely distinguished by what are known as quantum numbers. Each orbital is designated by …
ATOMIC STRUCTURE 1 - scisheets.co.uk
Explain how molecular ions are of ethane are produced in a time of flight mass spectrometer by electron impact. Include an equation for the process in your answer. Explain how molecular …
Atomic Structure Worksheet - WILLAMETTE LEADERSHIP …
Atomic Structure Worksheet. Label the parts of an atom on the diagram below. 4. What type of charge does a proton have? 5. What type of charge does a neutron have? 6. What type of …