Hydrocarbons Question 351

Question: The highest boiling point is expected for [DEC. 2003]

Options:

A) $ n- $ butane

B) iso-octane

C) $ n- $ octane

D) 2,2,3,3-tetramethyl butane

Show Answer

Answer:

Correct Answer: C

Solution:

Among alkanes, boiling point increase with increasing molecular weight.

For isomeric alkanes straight chain alkanes have higher boiling point than the branched alkanes.