Chemistry Question Bank

Which one of the following pairs is not correctly matched

For C6H5CHO which of the following is incorrect?

The product predominates is (a) (b) (c) (d)

퐶퐻3퐶퐻푂+ 퐿푖퐴푙퐻4 →퐶퐻3퐶퐻2푂퐻 Nucleophile added in this reaction is

In the above sequence X can be

The compound which is not reduced by 퐿푖퐴푙퐻4 is

If pentan-2-one is reacted with NaBH4, followed by hydrolysis with D2O, the product will be :

The reaction of acetaldehyde with conc. KMnO4 gives

An aldehyde on oxidation gives

Aldehydes are first oxidation products of:

Isopropyl alcohol on oxidation forms:

퐶퐻3 −퐶 || 푂 −퐶퐻2 −퐶퐻3 퐶표푛푐.퐻푁푂3 → Product The product is

(a) (b) (c) (d)

Oxidation of acetaldehyde with selenium dioxide produces:

The product obtained in the following reaction is (a) (b) (c) (d)

When dihydroxy acetone reacts with HIO4, the product is/are

Aldol condensation will not be observed in

Which of the following will not undergo aldol condensation

Treatment of propionaldehyde with dilute NaOH solution gives

Aldol condensation is

does not show aldol condensation because :

Predict the product ‘B’ in the sequence of reaction

Aldol condensation will not take place in

Acetophenone when reacted with a base, C2H5ONa, yields a stable compound which has the structure (a) (b) (c)

Which of the products is formed when acetone is reacted with barium hydroxide solution? (a) (b) (c) (d)