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Worksheets

Pure Substances and Mixtures

Total questions: 20

Worksheet time: 10mins

Name
Class
Date
1.

Baking soda (NaHCO3)

a)

element

b)

compound

c)

homogeneous mixture

d)

heterogeneous mixture

2.

a blueberry muffin

a)

element

b)

compound

c)

homogeneous mixture

d)

heterogeneous mixture

3.

ice (H2O)

a)

element

b)

compound

c)

homogeneous mixture

d)

heterogeneous mixture

4.

zinc (Zn)

a)

element

b)

compound

c)

homogeneous mixture

d)

heterogeneous mixture

5.

trimix (oxygen, nitrogen, and helium) in a scuba tank

a)

element

b)

compound

c)

homogeneous mixture

d)

heterogeneous mixture

6.

a soft drink

a)

pure substance

b)

mixture

7.

propane (C3H8)

a)

element

b)

compound

c)

homogeneous mixture

d)

heterogeneous mixture

8.

a cheese sandwich

a)

element

b)

compound

c)

homogeneous mixture

d)

heterogeneous mixture

9.

an iron (Fe) nail

a)

element

b)

compound

c)

homogeneous mixture

d)

heterogeneous mixture

10.

salt substitute (KCl)

a)

element

b)

compound

c)

homogeneous mixture

d)

heterogeneous mixture

11.

a bucket of Legos

a)

element

b)

compound

c)

homogeneous mixture

d)

heterogeneous mixture

12.

vegetable soup

a)

element

b)

compound

c)

homogeneous mixture

d)

heterogeneous mixture

13.

tea

a)

element

b)

compound

c)

homogeneous mixture

d)

heterogeneous mixture

14.

apple juice

a)

element

b)

compound

c)

homogeneous mixture

d)

heterogeneous mixture

15.

helium gas

a)

element

b)

compound

c)

homogeneous mixture

d)

heterogeneous mixture

16.

almond milk

a)

element

b)

compound

c)

homogeneous mixture

d)

heterogeneous mixture

17.

nail polish

a)

element

b)

compound

c)

homogeneous mixture

d)

heterogeneous mixture

18.

mercury (Hg) in a thermometer

a)

element

b)

compound

c)

homogeneous mixture

d)

heterogeneous mixture

19.

black coffee

a)

element

b)

compound

c)

homogeneous mixture

d)

heterogeneous mixture

20.

sand

a)

element

b)

compound

c)

homogeneous mixture

d)

heterogeneous mixture

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