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Aim

Theory

Self Evaluation

Procedure

Simulation

Assignment

References

Feedback

Purification by Fractional distillation/crystallisation

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The greater the surface area of the packing of the fractionating column,

a: Efficiency doesn't depends on the surface area of the column Explanation

Explanation

b: The faster the distillation will proceed Explanation

Explanation

c: The lower its efficiency Explanation

Explanation

d: The greater its efficiency Explanation

Explanation

When the vapour pressure of a liquid equals atm pressure, the temperature of the liquid equals:

a: The Vapourisation point Explanation

Explanation

b: The normal boiling point Explanation

Explanation

c: 100°C Explanation

Explanation

d: The boiling point Explanation

Explanation

Two completely miscible liquids can be separated by

a: Steam distillation Explanation

Explanation

b: Separating funnel Explanation

Explanation

c: Fractional distillation Explanation

Explanation

d: Sublimation Explanation

Explanation

In distillation of a mixture of two components, the first compound to condense into the receiving flask will be:

a: The one with the lower boiling point Explanation

Explanation

b: The one with the higher melting point Explanation

Explanation

c: The one with the lower melting point Explanation

Explanation

d: The one with the higher boiling point Explanation

Explanation

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