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21 Cards in this Set
- Front
- Back
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what elements in the periodic table are cations |
groups 1A-3A |
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what is the charge of an ion in group 1A and an example |
1+ sodium |
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what is the charge of an ion in group 2A and an example |
2+ magnesium |
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what is the charge of an ion in group 3A and an example |
3+ aluminum |
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how do you find the charge on an anion |
subtract 8 from group number |
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what makes anions different |
have -ide stem |
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what is the charge of an ion in group 7A and an example |
-1 chloride |
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what is the charge of an ion in group 6A and an example |
-2 oxide and sulfide |
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what is the charge of an ion in group 5A and an example |
-3 nitride |
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charge of transition metals is determined by |
# of electrons lost |
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what is the stock system |
preferred method for naming ions roman numerals in ( ) to indicate value of charge |
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what transition metals only have one charge |
silver cadmium zinc |
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what is an example of a polyatomic ion |
sulfate (SO4)-2 |
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what are the suffixes for polyatomic ion s |
-ate -ite -ide |
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who determined the composite of many compounds |
Antoine Lavoisier |
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what is an ionic compound |
compound containing s metallic cation and a nonmetallic anion |
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how do you name a binary ionic compound |
1: name of cation 2: anion name (ide) |
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how do you write the formula of a binary ionic compound |
reverse the process |
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what is the criss cross method |
once charge determined, cross them over removing - sign |
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how do you write a polyatomic ion formula |
1; cation 2: Formula for polyatomic ion in parentheses with charge outside 3: criss cross |
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what do you do if a subscript is one |
remove parentheses |
