A flask contains a mixture of isohexane and 3-methylpentane. One of the liquids boils at 63 °C while the other boils at 60 °C. What is the best way to separate the two liquids and which one w ill be distilled out first ?

Question

A flask contains a mixture of isohexane and 3-methylpentane. One of the liquids boils at 63 °C while the other boils at 60 °C. What is the best way to separate the two liquids and which one w ill be distilled out first ? (A) fractional distillation, isohexane (B) simple distillation, 3-methylpentane (C) fractional distillation, 3-methylpentane (D) simple distillation, isohexane

Tardigrade Admin · Accepted Answer

Liquid which have less difference in boiling point can be isolated by fractional distillation and liquid with less boiling point will be isolated first.

Q. A flask contains a mixture of isohexane and 3-methylpentane. One of the liquids boils at 63∘C while the other boils at 60∘C. What is the best way to separate the two liquids and which one w ill be distilled out first ?

fractional distillation, isohexane

simple distillation, 3-methylpentane

fractional distillation, 3-methylpentane

simple distillation, isohexane

Liquid which have less difference in boiling point can be isolated by fractional distillation and liquid with less boiling point will be isolated first.

Q. A flask contains a mixture of isohexane and $3$ -methylpentane. One of the liquids boils at $6 3^{\circ}$ C while the other boils at $6 0^{\circ}$ C. What is the best way to separate the two liquids and which one w ill be distilled out first ?