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What happens when potassium dichromate i...

What happens when potassium dichromate is heated with conc. `H_(2)SO_(4)` and a solution of NaCl ? Give equations.

Text Solution

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Orange red vapours of chromyl chloride are evolved,
`K_(2)Cr_(2)O_(7)+ 4NaCl+ 6H_(2)SO_(4) overset("Heat")to underset("Chromyl chloride")(2KHSO_(4)+ 2NaHSO_(4)+ 2CrO_(2)Cl_(2)+ 3H_(2)O)`
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