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JEE CHEMISTRY MCQ: ALCOHOLS & PHENOLS & ETHERS
1
Medium
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Analyzing
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Assertion (A): of ethoxyethane and of butan-1-ol is miscible to almost same extent while pentane is essentially immiscible with water.
Reason (R): Alcohols and ethers can form hydrogen bonds with the water molecule.
Reason (R): Alcohols and ethers can form hydrogen bonds with the water molecule.
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Correct option: A
Both and are correct; is the correct explanation of .
Option A (Both A and R are true and R is the correct explanation of A) is correct because the back bonding in makes it a weaker Lewis acid compared to .
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Assertion (A): Isopropyl alcohol is preferred over ethanol.
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
