Aldehydes and Ketones - Result Question 22

####22. A mixture of benzaldehyde and formaldehyde on heating with aqueous NaOH solution gives

(2001,1M)

(a) benzyl alcohol and sodium formate

(b) sodium benzoate and methyl alcohol

(c) sodium benzoate and sodium formate

(d) benzyl alcohol and methyl alcohol

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Answer:

Correct Answer: 22. (d)

Solution:

This is an example of cross Cannizzaro reaction in which formaldehyde is always oxidised.



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