Chlorobenzene reacts with Mg in dry ether to give a compound (A) which further reacts
with ethanol to yield
1. phenol
2. benzene
3. ethyl benzene
4. phenyl ether
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyEthyl alcohol is denatured by:
1. Methanol and formic acid
2. KCN
3. CH3OH and C6H6
4. CH3OH and pyridine
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe compound B formed in the following sequence of reactions,
CH3CH2CH2OHAB will be:
1. Propyne
2. Propene
3. Propanal
4. Propane
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe boiling point of ethanol is higher than that of dimethyl ether
due to the presence of
1. H-bonding in ethanol
2. H-bonding in dimethyl ether
3. -CH3 group in ethanol
4. -CH3 group in dimethyl ether
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe correct order of the acidic strength for the above compounds is -
(I) | (II) | (III) |
1. I > II > III
2. III > I > II
3. II > III > I
4. I > III > II
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyTautomerism is not exhibited by-
1.
2.
3.
4.
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyWhich of the following has highest boiling point?
1. Benzene
2. Phenol
3. Toluene
4. Ethyl benzene
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe most acidic compound among the following is:
1. | ClCH2-CH2OH | 2. | |
3. | |
4. | |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biologyp-nitrophenol is stronger acid than phenol because nitro group is:
1. Electron withdrawing
2. Electron donating
3. Basic
4. Acidic
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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 on 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