Statement (A): Potassium dichromate is K2CrO7Statement (B): Perchlorate ion is HClO4-Statement (C): Permanganate ion is MnO4-3

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Statement (A): Potassium dichromate is $K_{2} {CrO}_{7}$

Statement (B): Perchlorate ion is ${HClO}_{4}^{-}$

Statement (C): Permanganate ion is ${MnO}_{4}^{- 3}$

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A and B are correct but C is incorrect

All the above statements are incorrect

All the above statements are correct

A and B are incorrect but C is correct

answer is B.

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Detailed Solution

All given statements are incorrect

Because the chemical formula of permanganate ion is ${MnO}_{4}^{-}$

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