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12 Cards in this Set
- Front
- Back
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Naming Binary ionic compounds
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2 elements
Positive ion (listed first) takes element name Negative ion adds the ending -ide to the element |
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What does the roman numeral in parentheses indicate?
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the charge, used for transition metals that can have more than one charge
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How can you figure out the number of positive charges on a metal cation?
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Always the same as the negative charges of the anion.
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What is the general rule about what type of element roman numerals are used for?
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Used with transition metal compounds for cations
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Naming Binary Molecular Compounds
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The more cation-like elements (further left & down) take the element name
The more anion-like elements (further right & up) add -ide and add the appropriate prefix |
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Covalent bonds occur primarily between...
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nonmetals.
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Ionic bonds occur primarily between...
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a metal and a nonmetal.
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What are the 7 diatomic molecules?
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H2, N2, O2, F2, Cl2, Br2, I2
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Count with prefixes...
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mono, di, tri, tetra, penta
hexa, hepta, octa, nona, deca |
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What type of elements can form up to four oxoanions?
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halogens, transition metals
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What is the formula for methane?
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CH4
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Ethylene
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C2H4
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