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CHM 102 Practice Questions Objective Question

Question

Phenols can be easily distinguished from alcohols because
Options
A phenols are soluble in NaOH, but alcohols are not
Correct Answer
B alcohols are soluble in NaOH, but phenols are not
C phenols are soluble in NaHCO3, but alcohols are not
D alcohols are soluble in NaHCO3, but phenols are not
Correct Answer

Option A is the correct answer.

Detailed Explanation

Phenols are acidic enough to dissolve in aqueous NaOH (forming phenoxide salts), while alcohols are not soluble in NaOH. This is a key distinction. Phenols are not soluble in NaHCO3 (weaker base).

Hint

Which compound dissolves in NaOH?

Question Info