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MEDIUMMCQ SINGLEIChO (Chemistry Olympiad)Organic ChemistryAldehydes and ketones

Clemensen’s reduction of ketones is carried out in

MEDIUMMCQ SINGLEIChO (Chemistry Olympiad)Organic ChemistryAldehydes and ketones

Aldehydes and ketones can be reduced to corresponding hydrocarbons by

MEDIUMMCQ SINGLEIChO (Chemistry Olympiad)Organic ChemistryAldehydes and ketones

In Wolf-Kishner reduction, the carbonyl group of aldehydes and ketones is converted into

MEDIUMMCQ SINGLEIChO (Chemistry Olympiad)Organic ChemistryAldehydes and ketones

Wolff-Kishner reduction is :

MEDIUMMCQ SINGLEIChO (Chemistry Olympiad)Organic ChemistryAldehydes and ketones

Which one of the following pairs is not correctly matched

MEDIUMMCQ SINGLEIChO (Chemistry Olympiad)Organic ChemistryAldehydes and ketones

For C6H5CHO which of the following is incorrect?

MEDIUMMCQ SINGLEIChO (Chemistry Olympiad)Organic ChemistryAldehydes and ketones

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

MEDIUMMCQ SINGLEIChO (Chemistry Olympiad)Organic ChemistryAldehydes and ketones

퐶퐻3퐶퐻푂+ 퐿푖퐴푙퐻4 →퐶퐻3퐶퐻2푂퐻 Nucleophile added in this reaction is

MEDIUMMCQ SINGLEIChO (Chemistry Olympiad)Organic ChemistryAldehydes and ketones

In the above sequence X can be

MEDIUMMCQ SINGLEIChO (Chemistry Olympiad)Organic ChemistryAldehydes and ketones

The compound which is not reduced by 퐿푖퐴푙퐻4 is

MEDIUMMCQ SINGLEIChO (Chemistry Olympiad)Organic ChemistryAldehydes and ketones

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

MEDIUMMCQ SINGLEIChO (Chemistry Olympiad)Organic ChemistryAldehydes and ketones

The reaction of acetaldehyde with conc. KMnO4 gives

MEDIUMMCQ SINGLEIChO (Chemistry Olympiad)Organic ChemistryAldehydes and ketones

An aldehyde on oxidation gives

MEDIUMMCQ SINGLEIChO (Chemistry Olympiad)Organic ChemistryAldehydes and ketones

Aldehydes are first oxidation products of:

MEDIUMMCQ SINGLEIChO (Chemistry Olympiad)Organic ChemistryAldehydes and ketones

Isopropyl alcohol on oxidation forms:

MEDIUMMCQ SINGLEIChO (Chemistry Olympiad)Organic ChemistryAldehydes and ketones

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

MEDIUMMCQ SINGLEIChO (Chemistry Olympiad)Organic ChemistryAldehydes and ketones

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

MEDIUMMCQ SINGLEIChO (Chemistry Olympiad)Organic ChemistryAldehydes and ketones

Oxidation of acetaldehyde with selenium dioxide produces:

MEDIUMMCQ SINGLEIChO (Chemistry Olympiad)Organic ChemistryAldehydes and ketones

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

MEDIUMMCQ SINGLEIChO (Chemistry Olympiad)Organic ChemistryAldehydes and ketones

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

MEDIUMMCQ SINGLEIChO (Chemistry Olympiad)Organic ChemistryAldehydes and ketones

Aldol condensation will not be observed in

MEDIUMMCQ SINGLEIChO (Chemistry Olympiad)Organic ChemistryAldehydes and ketones

Which of the following will not undergo aldol condensation

MEDIUMMCQ SINGLEIChO (Chemistry Olympiad)Organic ChemistryAldehydes and ketones

Treatment of propionaldehyde with dilute NaOH solution gives

MEDIUMMCQ SINGLEIChO (Chemistry Olympiad)Organic ChemistryAldehydes and ketones

Aldol condensation is

MEDIUMMCQ SINGLEIChO (Chemistry Olympiad)Organic ChemistryAldehydes and ketones

does not show aldol condensation because :

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