Chemistry · d-Block Elements

When dichromate ion (Cr2O72-) is treated with a base, it converts into chromate ion (CrO42-). The oxidation number of Cr in the product formed is:

Verified Solution4 OptionsUpdated: October 2026👁️1 View

1+3
2+4
3+6✓
4+2

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When dichromate ion (Cr2O72-) is treated with a base, it converts into chromate ion (CrO42-). The oxidation number of Cr in the product formed is:

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When dichromate ion (Cr2O72-) is treated with a base, it converts into chromate ion (CrO42-). The oxidation number of Cr in the product formed is:

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