3. Chemical Reactions

Polyatomic Ions

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Which of the following is the correct chemical formula for the nitrite ion?
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When polyatomic ions dissolve in water, do they dissociate into their constituent atoms?
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Which of the following is the correct formula for the sulfate ion?
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Which of the following is the correct Lewis structure for the formate ion, CHO2-, including its formal charges?
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Which of the following polyatomic ions has a positive charge?
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What is the most abundant anion in the extracellular fluid (ECF)?
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Which of the following formulas represents the peroxide ion?
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Which of the following is the formula for the polyatomic ion called carbonate?
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Which of the following is the correct chemical formula for the polyatomic ion chlorate?
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Which of the following best describes an oxyanion?
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Which of the following is the correct chemical formula for the hydronium ion?
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Which of the following is the correct chemical formula for the hypochlorite polyatomic ion?
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Which of the following is the correct formula for the nitride ion?
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Which of the following is the correct chemical formula for the hydronium ion?
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Which of the following is the conjugate acid of the sulfate ion, SO_4^{2-}?
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