Separation Techniques

Question 1

Is made up of one single element or compound. It is not mixed with any other substance.

Answer 1

Pure substance

Question 2

Is a process of separating an insoluble solid from a liquid.

Answer 2

Filtration

Question 3

Is made up of two or more substances that are not chemically combined together.

Answer 3

Mixture

Question 4

Upon filtration, the solid that remains on the filter paper is called?

Answer 4

Residue

Question 5

Process of obtaining pure solid sample (soluble solid) from its solution.

Answer 5

Crystallization

Question 5

The liquid or solution that passes through the filter paper is called?

Answer 5

Filtrate

Question 6

Is used to separate a solid that sublimes from one that does not.

Answer 6

Sublimation

Question 7

Is used to separate a pure solvent (liquid) from a solution.

Answer 7

Simple distillation

Question 8

Liquids that do not dissolve in each other are described as?

Answer 8

Immiscible

Question 9

In performing extraction, is the top or bottom layer the denser liquid?

Answer 9

Lower

Question 10

This method can be used to separate a mixture of miscible liquids with different boiling points.

Answer 10

Fractional distillation

Question 11

Liquids that mix together completely to form a solution are described as?

Answer 11

Miscible

Question 12

Is the method of separating two or more components that dissolve in the same solvent.

Answer 12

Chromatography

Question 13

The chromatography paper with the separated components is called?

Answer 13

Chromatogram

Question 14

In paper chromatography, the more soluble component travels ______ in the paper than the less soluble components.

Answer 14

Faster

Question 15

Identical dyes travel up the ____ distance and produce the same colour on the paper when the same solvent is used.

Answer 15

Same

Question 16

It is the ratio between the distance travelled by the substance and the distance travelled by the substance and the solvent.

Answer 16

Rf value