Review of cations and anions
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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| overall charge of an ionic compound | neutral
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| groups that are cations | 1A , 2A , 3A
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| groups that are anions | 5A , 6A, 7A
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| ion type that keeps the same name of the element | cation
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| ending of the name of all anions | ide
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| outside/outermost electrons ; responsible for chemical properties | valence
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| change in the number of electrons | ion
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| electrons that are closer to the nucleus of atom | core
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| Visual representation of valence electrons only | Lewis Dot structure
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| the charge of cations | positive
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| the charge of anions | negative
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| says that atoms of elements need 8 valence electrons to be stable | octet rule
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| cations do this with valence electrons | lose them
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| anions do this with valence electrons | gain til they have 8
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| compound made between a cation and anion | ionic
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| this happens to electrons in ionic bond | transfer from cation to anion
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| element already stable with 2 valence electrons | Helium [He]
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| elements in this group do not react with others; already stable | 8A / Noble Gases
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| the number of valence electrons match this number | group number
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| ability to attract electrons from nearby atoms | electronegativity
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| name of group 7A ions only | halide
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| fastest method to predict formula of ionic compound | criss-cross
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| the number of total electrons matches this number | atomic number
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Created by:
cadetjt
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