Which one of the following on oxidation gives a ketone?
1. primary alcohol
2. secondary alcohol
3. tertiary alcohol
4. All of these
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyA carbonyl compound reacts with hydrogen cyanide to form cyanohydrin which on hydrolysis forms a racemic mixture of -hydroxy acid. The carbonyl compound is
1. acetaldehyde
2. acetone
3. diethyl ketone
4. formaldehyde
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyConsider the following transformations
CH3COOH ABC The molecular formula of C is
1.
2.
3.
4.
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology A and B in the following reactions are A
1. A=, B=NaOH
2. A=, B=
3. A=, B=
4. A=, B=
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe product formed in aldol condensation is
1. a beta-hydroxy acid
2. a beta-hydroxy aldehyde or a beta-hydroxy ketone
3. an alpha-hydroxy aldehyde or ketone
4. an alpha, beta unsaturated ester
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyConsider the following reaction,
PhenolXYZ
The product Z is
1. toluene
2. benzaldehyde
3. benzoic acid
4. benzene
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyReduction of aldehydes and ketones into hydrocarbons using zinc amalgam and conc. HCl is called
1. Clemmenson reduction
2. Cope reduction
3. Dow reduction
4. Wolff-Kishner reduction
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyAldol condensation will not take place in
1. HCHO
2.
3.
4.
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyIn the below reaction, product 'P' is:
1. | 2. | ||
3. | 4. | ![]() |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe -OH group of an alcohol or the -COOH group of a carboxylic acid can be replaced by -Cl using
1. phosphorus pentachloride
2. hypochlorous acid
3. chlorine
4. hydrochloric acid
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology