Q.

When formaldehyde and potassium hydroxide are heated, we get –

A. Acetylene
B. Methyl alcohol
C. Methane
D. Ethyl formate
Answer» B. Methyl alcohol
Explanation: When formaldehyde and potassium hydroxide are heated,we get methyl alcohol and formic acid. it is cannizarroo reaction. The Cannizzaro reaction, named after its discoverer StanislaoCannizzaro, is a chemical reaction that involves the base-induced disproportionation of an aldehyde. Cannizzaro first accomplished this transformation in 1853, when he obtained benzyl alcohol and potassium benzoate from the treatment of benzaldehyde with potash (potassium carbonate).
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