M1S2: Separation of Mixtures

Question 1

Methods of Separation of Homogeneous Mixtures

Answer 1

Evaporation, Recrystallization, Distillation, Chromatography

Question 2

In this process, a solution is heated until it boils.
Once it boils, the liquid solvent starts to evaporate and leave behind the solid solutes.

Answer 2

Evaporation

Question 3

It is a separation technique based on the difference in solubilities of substances in an appropriate solvent at an elevated temperature.

Answer 3

Recrystallization

Question 4

refers to the amount of substance that can be dissolved in a given solvent at a certain temperature

Answer 4

Solubility

Question 5

Separates components of a solution based on differences in boiling points between the two liquid components.

Answer 5

Distillation

Question 6

Enumerate the Types of Distillation

Answer 6

Simple Distillation
Fractional Distillation
Vacuum Distillation
Steam Distillation

Question 7

used when there is a large difference in the boiling points of the components of the solution

Answer 7

Simple Distillation

Question 8

used when there is a relatively small difference in the boiling points of the components of the solution

Answer 8

Fractional Distillation

Question 9

used for compounds with very high boiling points.

Answer 9

Vacuum Distillation

Question 10

used for compounds that are heat sensitive

Answer 10

Steam Distillation

Question 11

A separation technique that relies on the differential partition of the components between the two important phases.

Answer 11

chromatography

Question 12

A chromatography results in _____________, a visual record of the result of the separation process.

Answer 12

Chromatogram

Question 13

the solvent in chromatography that carries the components throughout the absorbent material

Answer 13

Mobile Phase

Question 14

An adsorbent material that holds the solutes still when interactions are favored

Answer 14

Stationary Phase

Question 15

The mobile phase is nonpolar and the stationary phase is polar.

Answer 15

Normal-phase Chromatography

Question 16

The mobile phase is polar and the stationary phase is nonpolar.

Answer 16

Reversed-phase Chromatography

Question 17

Methods of Separation of Heterogeneous Mixtures

Answer 17

Manual Picking, Sieving, Magnets, Filtration, Sedimentation, Centrifugation? idk

Question 18

using your hands or tongs can be done in separating the components of these kinds of mixtures.

Answer 18

Manual Picking

Question 19

exploits the difference in particle size of solids.

Answer 19

Sieving

Question 20

can be used to attract magnetic materials.

Answer 20

Magnets

Question 21

a process of separating solids from liquids by allowing the mixture to pass through a filtering material.

Answer 21

Filtration

Question 22

The coffee grounds collected on the filter paper is known as the…

Answer 22

Residue

Question 23

meanwhile, the brewed coffee is known as the…

Answer 23

Filtrate

Question 24

the process in which suspended solids will eventually separate from liquids by gravity.

Answer 24

Sedimentation

Question 25

After Sedimentation, once the solid particles settle at the bottom, the liquid may be separated through...

Answer 25

Decantation

Question 26

It is used to separate two liquids with different densities.

Answer 26

Separatory Funnel

Question 27

A process in which the suspension or colloid is rotated at very high speeds.

Answer 27

Centrifugation