Important
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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| Atomic Number | # p+ in nucleus
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| Mass Number | # p+ & # n0 = Atomic Number + # n0
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| Isotopes | atoms of same element with different numbers of n0 in nuclei
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| Molecule | aggregate of 2(+) atoms in definite arrangement held together by chemical forces
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| Diatomic Molecule | contains only 2 atoms
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| Polyatomic Molecule | contains >2 atoms
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| Law of Multiple Proportions | Ex: CO = O/C = 1
Ex: CO2 = O/C = 2
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| Ion | atom or group of atoms that have a net +/- charge
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| Cation | Ion with + charge; if neutral atom loses 1(+) electrons, becomes cation [only metals]
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| Anion | Ion with - charge; if neutral atom gains 1(+) electrons, becomes anion [only nonmetals]
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| Monatomic Ion | contains only 1 atom
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| Polyatomic Ion | contains >1 atom
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| Ionic Compounds | combination of cations and anions; compound consisting a metal & nonmetal
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| Organic Chemistry | Branch of Chemistry, deals with Carbon compounds
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Created by:
incamonubus
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