Inorganic Nomenclature

Formula 28
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What is the name of the compound K2SO3?

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The prefixes mono-, di-, tri-, tetra-, are used only with covalent compounds, and this compound is ionic.

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You have incorrectly named the negative ion.

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You have not named the polyatomic ion correctly.

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The metal is in family IA, IIA, or IIIA, so a Roman numeral is not used.

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