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Q. Which of the following gives an aldehyde on dry distillation?

KCETKCET 2011Aldehydes Ketones and Carboxylic Acids

Solution:

$\underset{\text{calcium formate}}{( HCOO )_{2} Ca} +\underset{\text{calcium acetate} }{\left( CH _{3} COO \right)_{2} Ca} \stackrel{400^{\circ} C }{\longrightarrow } \underset{\text{aldehyde}}{ 2 CH _{3} CHO}+ 2CaCO_3$