Which of the following hydrocarbons have the highest boiling point?

C H_{4}

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C_{3} H_{8}

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C_{4} H_{10}

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C_{5} H_{12}

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C_{6} H_{14}

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Solution

The correct option is E $C_{6} H_{14}$
Hexane $C_{6} H_{14}$ has the highest boiling point as it has maximum number of C atoms and maximum molecular weight.
With increase in the molecular weight, the boiling point of straight chain hydrocarbons increases.

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Similar questions

Q. Arrange following according to boiling point

C_{4} H_{10}, C_{3} H_{8}, C_{5} H_{12}

Q. Which of the following hydrocarbons will give substitution reactions and why?
CH₄, C₃H₆, C₃H₈, C₄H₆, C₅H₁₂, C₅H₁₀

Which of the following hydrocarbons will give substitutuion reactions and why ?
$C H_{4}, C_{3} H_{6}, C_{3} H_{8}, C_{4} H_{6}, C_{5} H_{12}, C_{5} H_{10}$

Which of the following will give addition reactions and why ?
$C_{4} H_{10}, C_{2} H_{6}, C_{2} H_{4}, C H_{4}, C_{3} H_{8}, C_{3} H_{4}$

Q. Which of the following hydrocarbons undergo addiction reactions?

C_{2} H_{6}

C_{3} H_{8}, C_{3} H_{6}, C_{2} H_{2}

and

C H_{4}

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Which of the following hydrocarbons have the highest boiling point?

The correct option is E C6H14Hexane C6H14 has the highest boiling point as it has maximum number of C atoms and maximum molecular weight.With increase in the molecular weight, the boiling point of straight chain hydrocarbons increases.

The correct option is E $C_{6} H_{14}$
Hexane $C_{6} H_{14}$ has the highest boiling point as it has maximum number of C atoms and maximum molecular weight.
With increase in the molecular weight, the boiling point of straight chain hydrocarbons increases.