Practice mode Aldehydes and Ketones

What are the products of the Cannizzaro reaction of methanal with concentrated NaOH?

Correct answer C. Methanol and sodium methanoate

Explanation

Aldehydes without α-hydrogen undergo disproportionation in concentrated alkali. One methanal molecule is reduced to methanol and another is oxidised to methanoate: 2HCHO + NaOH → CH₃OH + HCOONa.

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