Naming Covalent Compounds — Unit test Answers

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Which ionic compound is used as a building material?

A
salt
B
limestone
C
magnesium oxide
D
iron oxide
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Magnesium has a charge of +2, and chlorine has a charge of –1. To form a chemical bond, how many magnesium ion(s) would the compound have?

A
0
B
1
C
2
D
3
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What is the chemical name for N2O3?

A
nitrogen trioxide
B
dinitrogen trioxide
C
pentanitrogenoxide
D
nitrogen oxide

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