Qualitative Analysis - Result Question 41
####44. The formula of the deep red liquid formed on warming dichromate with $KCl$ in concentrated sulphuric acid is…
(1993, 1M)
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Answer:
Correct Answer: 44. $CrO_2Cl_2$
Solution:
- Heating chloride salt with $K _2 Cr _2 O _7$ in conc. $H _2 SO _4$ gives off a deep vapour of chromyl chloride $\left(CrO _2 Cl _2\right)$.
