Potassium dichromate when heated with concentrated sulphuric acid and a soluble chloride, gives brown-red vapours of :
(a) CrO₃
(b) CrCl₃
(c) CrO₂Cl₂
(d) Cr₂O₃
Answers
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(c) CrO₂Cl₂
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Answered by
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(c) CrO₂Cl₂
Is the answer. ✌✌✌
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