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When is a roman numeral most likely needed in the name of an ionic compound? A. When more than one polyatomic ion appears. B. When the anion is a polyatomic ion. C. When more than one cation is used in
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When is a roman numeral most likely needed in the name of an ionic compound?

A. When more than one polyatomic ion appears.
B. When the anion is a polyatomic ion.
C. When more than one cation is used in the formula.
D. When the cation is a transition metal.

User Ahmad Zahabi
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2 Answers

6 votes

Answer:I think it's d but I could be wrong

User Dremme
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1 vote
The answer is I’m guessing c
User Lidija
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