Question
How will you bring about the following conversion in not more than two step?
Benzaldehyde to benzophenone.
✓
Answer
Benzaldehyde to benzophenone:
$\text{C}_6\text{H}_5\text{CHO}\xrightarrow[(\text{ii})\text{CaCO}_3]{(\text{i})\text{K}_2\text{Cr}_2\text{O}_7/\text{H}_2\text{SO}_4}(\text{C}_6\text{H}_5\text{COO})_2\text{Ca}\xrightarrow[-\text{CaCO}_3]{\text{Dry Distillation}}(\text{C}_6\text{H}_5)_2\text{CO}$
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