Organic Chemistry Basics - Result Question 171
22. An isomer of ethanol is
(a) methanol
(b) diethyl ether
(c) acetone
(d) dimethyl ether
$(1986,1 M)$
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Answer:
Correct Answer: 22. (c)
Solution:
Ethers and alcohols (saturated, acyclic) with same number of carbons are always isomeric.
$\mathrm{CH}_3-\mathrm{O}-\mathrm{CH}_3$ and $\mathrm{CH}_3-\mathrm{CH}_2-\mathrm{OH}$ are functional isomers.