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Mixtures and Separation Techniques

Mixtures and Separation Techniques

Assessment

Presentation

Chemistry

9th - 11th Grade

Hard

Created by

Nicole Kerr-Walker

Used 52+ times

FREE Resource

5 Slides • 19 Questions

1

Mixtures and Separation Techniques

Prepared by N. Kerr-Walker

May 2021

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2

Objectives

  • Identify different types of mixtures and give examples

  • Use different separation techniques:

  • Filtration, Chromatography, Layer Separation

3

Fill in the Blanks

Type answer...

4

Multiple Choice

Which of the following is an heterogenous mixture?

1

salt solution

2

sand and water suspension

3

Kola Champagne

4

bronze

5

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6

Separation Technique Video

https://www.youtube.com/watch?v=bkYqqJa5P8w,

Answer the questions that follow

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7

Multiple Choice

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Dyes in water soluble markers may be separated by means of

1

Simple distillation

2

Crystallisation

3

Chromatography

4

Filtration

8

Multiple Choice

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Which of the following techniques is used to separate the components of a solution?

1

filtration

2

decantation

3

evaporation

4

physical manipulation

9

Multiple Choice

What is the basis for separating the components of a mixture through distillation?

1

freezing point of the substances

2

room temperature

3

decaying period

4

boiling pint of the substances

10

Multiple Choice

Charcoal powder is insoluble in water. When water is filtered, the charcoal powder becomes the _______.

1

solute

2

residue

3

filtrate

4

solvent

11

Multiple Select

Distilled water is a pure substance, but tap water is not. Why?

1

Distilled water has separated all the non-water molecules out

2

Distilled water only contains water molecules.

3

Tap water contains other particles.

4

Tap water is a mixture.

12

Multiple Select

How could you increase the concentration of a solution?

1

Add more solute

2

Add more solvent

3

Remove some solute

4

Remove some solvent

13

Multiple Choice

What are the three types of mixtures?

1

Suspension, colloid and solution

2

Solution, solute and solvent

3

Colloid, insoluble and soluble

4

Distillate, colloid and suspension

14

Multiple Choice

Which part of a filtration is the "filtrate"?

1

The filter paper

2

The solid material left in the funnel

3

The liquid that has gone through

4

The conical flask

15

Multiple Choice

If something is insoluble in water, it will not...

1

Separate after distillation

2

Dissolve in water

3

Dissolve in anything except water

4

Separate after filtration

16

Multiple Choice

Which tool could you use to separate large and small particles?

1

A sieve

2

A distillation flask

3

Chromatography

4

Evaporating basin

17

Multiple Choice

In a salt water solution ...

1

Salt is the solute and water is the solvent

2

Salt is the solvent and water is the solute

18

Multiple Choice

True or false: Filtration can be used to separate substances in a solution

1

True

2

False

19

Multiple Choice

True or false: Magnets can be used to separate iron filings from sand

1

True

2

False

20

Multiple Choice

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Name the separation technique

1

Filtration

2

Evaporation

3

Distillation

4

Separation

21

Multiple Choice

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Name the separation technique

1

Filtration

2

Evaporation

3

Centrifuge

4

Distillation

22

Multiple Choice

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Name the separation technique

1

Distillation

2

Crystallisation

3

Magnetic Separation

4

Condensation

23

Multiple Choice

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Name the separation technique

1

Centrifuge

2

Bunsen burner

3

Distillation

4

Evaporation

24

Summary

Create a concept map on Mixtures and their separation (you can use the document on the Google classroom)

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Mixtures and Separation Techniques

Prepared by N. Kerr-Walker

May 2021

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