Question 282 Deck General

70% to pass

Which is a solid at ambient temperature?

A Methyl chloride
B Naphthalene
C Aniline
D Formic acid
AI Explanation

The correct answer is B) Naphthalene. Naphthalene is a solid at ambient temperature, while the other choices (methyl chloride, aniline, and formic acid) are liquids or gases at normal room temperature. Naphthalene is an aromatic hydrocarbon that is commonly used in mothballs and as a component in some fuel additives. Its solid state at ambient conditions is a key property that distinguishes it from the other options provided.

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