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5. Molecules and Compounds

Polyatomic Ions

5. Molecules and Compounds

Polyatomic Ions

Practice this topic

Multiple Choice
Give the systematic name for the following polyatomic ion.
NO₂^–
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Multiple Choice
Give the systematic name for the following polyatomic ion.
CO₂^2–
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Multiple Choice
Give the systematic name for the following polyatomic ion.
AsO₄^3–
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Multiple Choice
The formula for the sulfate ion, SO₄^2–. If the term of 'thio' means the replacement of an oxygen by a sulfur, what is the formula for the thiosulfate ion?
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Textbook Question
Write the formula including the charge for each of the following polyatomic ions:b. sulfite
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Textbook Question
Name the following polyatomic ions:c. HSO₃⁻
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