Quiz about Chemistry revision

Question 1

What is this?

Accepted Answer

Homogeneous Mixture

Answer

Element

Answer

Compound

Answer

Heterogeneous MIxture

Question 2

What is this?

Accepted Answer

Heterogeneous Mixture

Answer

Element

Answer

Compound

Answer

Homogeneous Mixture

Question 3

What is this?

Accepted Answer

Heterogeneous Mixture

Answer

Element

Answer

Compound

Answer

Homogeneous Mixture

Question 4

Milk

Accepted Answer

Homogeneous mixture

Answer

Heterogeneous mixture

Question 5

When there is one substance....

Accepted Answer

Pure Substance

Answer

Mixture

Question 6

Which of the following is a pure substance?

Accepted Answer

Salt

Answer

Soil

Answer

Water and sand

Answer

Vanilla ice cream with chocolate

Question 7

What word means the solid particles that have settled out during the sedimentation process.

Accepted Answer

sediment

Answer

solubility

Answer

settlement

Answer

solidifying

Question 8

In a solution, salt is considered the _______.

Accepted Answer

solute

Answer

solvent

Answer

solution

Question 9

In a scenario, salt is placed into a bowl of water.  What is the solvent?

Accepted Answer

water

Answer

salt

Answer

saltwater

Question 10

Mr. Slug was salted. Where was there more solute immediately after salting?

Accepted Answer

Outside of the slug

Answer

Inside of the slug

Answer

There was no solute anywhere

Question 11

The process of forcing heavy elements of a specimen to move to move to the bottom of a tube is

Accepted Answer

centrifuging

Answer

aliquoting

Answer

venipuncture

Answer

processing

Question 12

Name the separation method that causes wet clothes on a clothes line to dry

Accepted Answer

Evaporation

Answer

Chromatography

Answer

Filtration

Answer

Distillation

Question 13

How can we separate an insoluble solid from a liquid?

Accepted Answer

filtration

Answer

chromatography

Answer

evaporation

Answer

condensation

Question 14

The clear liquid which passes through the filter paper is called

Accepted Answer

filtrate

Answer

filt

Answer

filter

Answer

filtration

Question 15

Which one of the following is the name for separation technique in the picture below

Accepted Answer

evaporation

Answer

distillation

Answer

filtration

Answer

chromatography

Question 16

In the process of evaporation, which one of the following pieces of laboratory apparatus would NOT be used?

Accepted Answer

filter funnel

Answer

evaporating basin

Answer

bunsen burner

Answer

Wire gauze

Question 17

Which one of the following would you use to separate sand from iron filings?

Accepted Answer

a bar magnet

Answer

filter paper

Answer

distillation apparatus

Answer

chromatography paper

Question 18

Which separation technique is shown below

Accepted Answer

Chromatography

Answer

using a magnet

Answer

separating funnel

Answer

Centrifuging

Question 19

Can you separate salt from water using filtration?

Accepted Answer

no

Answer

yes

Question 20

What is a substance that is dissolved in another substance?

Accepted Answer

solute

Answer

solution

Answer

solvent

Answer

compound

Question 21

Jessica made a pitcher of lemonade. What can she do to dilute if she thinks it doesn't taste right?

Accepted Answer

Add water

Answer

Add sugar

Answer

Boil the lemonade

Answer

Put it in the refrigerator

Question 22

Which one of the following solids is insoluble in water?

Accepted Answer

sand

Answer

sugar

Answer

copper sulfate

Answer

salt

Question 23

Liquids that do not mix may be separated by using..

Accepted Answer

a separating funnel

Answer

an evaporating dish

Answer

a loading

Answer

a sedimentation

Question 24

If a solid disappears when added to a liquid (like when sugar is stirred in water)... it is said to have...

Accepted Answer

Dissolved

Answer

Formed a solute

Answer

Formed a solvent

Answer

Become insoluble

Question 25

In filtration, the liquid part collected is called the filtrate and the solid bit that remained on the filter paper is called the residue.
In filtration, what is the part that remains called?

Accepted Answer

Residue

Answer

Solid

Answer

Filtrate

Answer

Remainder

Question 26

Of these mixtures, which one is a solution?

Accepted Answer

D

Answer

A

Answer

B

Answer

C

Question 27

Dyes in water soluble markers may be separated by means of..

Accepted Answer

chromatography

Answer

crystallization

Answer

sublimation

Answer

sedimentation

Question 28

Sand floating in water, but most of the sand is settled at the bottom this an example of which type of mixture?

Accepted Answer

A suspension

Answer

A solution

Answer

A colloid

Answer

A compound

Question 29

How are suspensions and colloids different?

Accepted Answer

Suspensions settle out and colloids do not settle.

Answer

Colloids settle out and suspensions do not settle.

Answer

Suspensions dissolve and colloids do not.

Answer

Colloids dissolve and suspensions do not.

Question 30

A WHIPPED CREAM IS AN EXAMPLE OF COLLOID

Accepted Answer

TRUE

Answer

FALSE

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