Dr. Heiny: (Standard 01) Atomic Structure
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Atom | The smallest sample of an element that has all the element's chemical properties. Atoms are electrically neutral because they have the same number of protons and electrons.
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| Compound | a substance made of two or more kinds of atoms that are chemically combined
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| Electron | A negatively charged subatomic particle that is usually found moving very fast through the empty space around the nucleus of an atom; an effective charge of negative one.
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| Proton | The positively charged subatomic particle found in the nucleus of the atom; has a mass of 1 atomic mass unit (amu).
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| Neutron | the electrically neutral subatomic particle found in the nucleus
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| Nucleus | An extremely small and dense center of an atom where the protons and neutrons are located.
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| Isotope | Atoms of one kind of element that have differing numbers of neutrons but identical number of protons.
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| Element | A substance that contains one type of atom and cannot be broken down by simple means.
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Or sort by any of the columns using the down arrow next to any column heading.
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Created by:
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