1.

It takes 0.15 mole of ClO^(-) to oxidize 12.6 g of chromium oxide of a specific formula to Cr_(2)O_(7)^(2-) ClO^(-) became Cl^(-) . The formula of the oxide is (atomic weight of Cr= 52 , O = 16)

Answer»

`CrO_(3)`
`CrO_(2)`
`CrO_(4)`
`CRO`

SOLUTION :N/A


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