'Different mass number' presentation slideshows

ATOMIC STRUCTURE

ATOMIC STRUCTURE. HISTORY OF THE ATOM. Democritus develops the idea of atoms. 460 BC. he pounded up materials in his pestle and mortar until he had reduced them to smaller and smaller particles which he called. ATOMA ( greek for indivisible ). HISTORY OF THE ATOM. John Dalton. 1808.

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Chapter 3

Chapter 3. Atoms and Elements Classifying Matter Elements and Symbols Periodic Table Atomic Structure Atomic Mass Electronic Structure Periodic Trends. Classification of Matter. Pure Substance = matter that has a fixed or definite composition.

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Atoms Chapter 4

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Chemistry

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Nuclear Chemistry Review

Nuclear Chemistry Review. What is electromagnetic radiation ?. radiation moving at the speed of light. To a certain degree the stability of a nucleus can be correlated to its ratio of _________ to ________. Protons, neutrons.

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National 5 Chemistry

National 5 Chemistry. Nuclear Chemistry. Isotopes. Atoms of the same element (same Z) but different mass number (A). Boron-10 ( 10 B) has 5 p and 5 n: 10 5 B Boron-11 ( 11 B) has 5 p and 6 n: 11 5 B. Radioactivity.

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The Building Blocks of Matter: Atoms

+. +. +. The Building Blocks of Matter: Atoms. -. -. -. +. +. +. -. -. +. +. -. -. -. Matter . Anything that has mass and takes up space (volume) Examples: A brick has mass and takes up space A desk has mass and takes up space A pencil has mass and takes up space

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Unit 2-5 Ions and isotopes

Unit 2-5 Ions and isotopes. Ions: losing or gaining electrons. In an atom, protons (+) are in the center and electrons (-) are on the outside. only electrons can be added or taken away. +. +. +. +. +. this is an atom with 5 electrons and 5 protons the atom is neutral

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Are you ready for chemistry?

Are you ready for chemistry?. Some terms:. Chemistry The study of matter, its composition and its interactions Matter Anything that has mass and occupies space Property A characteristic. Physical Change. A change in which the substance changes form, but not compostion. Chemical change.

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Radioactive Decay

Radioactive Decay. Generally, there are four main concepts that students struggle with when thinking about radioactive decay: 1. the spontaneity (or randomness) of radioactive decay, 2. the reason isotopes are important, 3. the concept of half-life, and

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THIS IS A STUDY GUIDE , NOT AN ALL INCLUSIVE REVIEW.

THIS IS A STUDY GUIDE , NOT AN ALL INCLUSIVE REVIEW. THERE MIGHT BE THINGS NOT COVERED BY THIS STUDY GUIDE THAT MIGHT BE ASKED IN YOUR Q UIZZES and TESTS . STUDENTS ARE RESPONSIBLE FOR STUDYING THEIR TEXT BOOKS AS PER THE COURSE SYLLABUS. LESSON # 3 (Chapter 2).

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Atoms are not the smallest thing

Atoms are not the smallest thing. Growing evidence for the divisibility of the indivisible. Atoms are not the smallest thing. Growing evidence for the divisibility of the indivisible. Learning Objectives. Describe the three particles in the atom Define atomic number and mass number

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History of Life

History of Life. Chapter 14. Biogenesis. Biogenesis is the principle that all living things come from other living things Spontaneous generation is the belief that living things arise from non-living things

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Stable Isotopes

Stable Isotopes. Most elements come in several isotopes. The relative abundance of these isotopes can provide information on ONE of source material, original chemical reactions, post-origin chemical reactions, temperature of reaction if the other variables are sufficiently constrained.

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Nuclear structure

Nuclear structure. 27.(c) distinguish between nucleon number (mass number) and proton number (atomic number). . 27.(e) use the usual notation for the representation of nuclides .

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Unit 14: Nuclear Chemistry

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Physical Science 513 Unit 3

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Isotopes

512 views • 9 slides

Isotopes

11 B. 10 B. Isotopes. Atoms of the same element but different mass number. Boron-10 ( 10 B) has 5 p and 5 n Boron-11 ( 11 B) has 5 p and 6 n. Two isotopes of sodium. Atomic Symbols. Hyphen notation - show the name of the element, a hyphen, and the mass number sodium-23

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Absolute Age

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