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JEE CHEMISTRY MCQ: ALCOHOLS & PHENOLS & ETHERS
1
Hard
1 of 1
Analyzing
+4 | -1
Assertion:- Dehydration of alcohols always take place in basic medium.
Reason:- - is a good leaving group
Reason:- - is a good leaving group
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Correct option: D
If both Assertion & reason are False
Option D is correct. Dehydration of alcohols requires an acidic medium, and OH- is a poor leaving group.
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Reason (R): Isopropyl alcohol is used as an antiseptic for skin before giving injections. Germinated Barley (an enzyme) is a source of enzyme: The process of converting alkyl halides into alcohols involves The b.p. of alcohols are….than corresponding thiols. Which of the following can not be used to oxidise primary alcohols to aldehydes Conc. heated with excess of at to form
Reason (R): Isopropyl alcohol is used as an antiseptic for skin before giving injections. Germinated Barley (an enzyme) is a source of enzyme: The process of converting alkyl halides into alcohols involves The b.p. of alcohols are….than corresponding thiols. Which of the following can not be used to oxidise primary alcohols to aldehydes Conc. heated with excess of at to form