Elements, Compounds, & Mixtures Worksheet

Question 1

A pure substance that has only one type of atom

Answer 1

Element

Question 2

True or false? An element cannot be separated into simpler materials (except during nuclear reactions)

Answer 2

True

Question 3

Elements are listed and classified on the

Answer 3

Periodic Table

Question 4

A pure substance with two or more types of atoms

Answer 4

Compound

Question 5

True or false? Elements are homogeneous.

Answer 5

True

Question 6

In a chemical compound, atoms are (Chemically/Physically) combined.

Answer 6

Chemically

Question 7

True or false? Compounds are homogeneous.

Answer 7

True

Question 8

Can compounds be separated by physical means?

Answer 8

No

Question 9

Two or more elements or compounds not chemically combined

Answer 9

Mixture

Question 10

In a mixture, is there a reaction between substances?

Answer 10

No

Question 11

True or false? Mixtures can be separated into their components by physical and/or chemical means.

Answer 11

True

Question 12

Element, Compound, Mixture, or None?

Diamond (C)

Answer 12

Element

Question 13

Element, Compound, Mixture, or None?

Air

Answer 13

Mixture

Question 14

Element, Compound, Mixture, or None?

Krypton (Kr)

Answer 14

Element

Question 15

Element, Compound, Mixture, or None?

Water (H₂O)

Answer 15

Compound

Question 16

Element, Compound, Mixture, or None?

Ammonia (NH₃)

Answer 16

Compound

Question 17

Element, Compound, Mixture, or None?

Wood

Answer 17

None

Question 18

Element, Compound, Mixture, or None?

Dry Ice (CO₂)

Answer 18

Compound

Question 19

Element, Compound, Mixture, or None?

Sugar (C₆H₁₂O₆)

Answer 19

Compound

Question 20

Element, Compound, Mixture, or None?

Sulferic Acid (H₂SO₄)

Answer 20

Compound

Question 21

Element, Compound, Mixture, or None?

Bismuth (Bi)

Answer 21

Element

Question 22

Element, Compound, Mixture, or None?

Alcohol (CH₃OH)

Answer 22

Compound

Question 23

Element, Compound, Mixture, or None?

Salt (NaCl)

Answer 23

Compound

Question 24

Element, Compound, Mixture, or None?

Bronze

Answer 24

Mixture

Question 25

Element, Compound, Mixture, or None?

Baking Soda (NaHCO₃)

Answer 25

Compound

Question 26

Element, Compound, Mixture, or None?

Milk

Answer 26

Mixture

Question 27

Element, Compound, Mixture, or None?

Gasoline

Answer 27

Mixture

Question 28

Element, Compound, Mixture, or None?

Uranium (U)

Answer 28

Element

Question 29

Element, Compound, Mixture, or None?

Pail of garbage

Answer 29

Mixture

Question 30

Element, Compound, Mixture, or None?

Energy

Answer 30

None

Question 31

Element, Compound, Mixture, or None?

Ink

Answer 31

Mixture

Question 32

Element, Compound, Mixture, or None?

Titanium (Ti)

Answer 32

Element

Question 33

Element, Compound, Mixture, or None?

Iron (Fe)

Answer 33

Element

Question 34

Element, Compound, Mixture, or None?

Electricity

Answer 34

None

Question 35

Element, Compound, Mixture, or None?

Popcorn

Answer 35

None

Question 36

Element, Compound, Mixture, or None?

A dog

Answer 36

None

Question 37

Element, Compound, Mixture, or None?

Gold (Au)

Answer 37

Element

Question 38

Element, Compound, Mixture, or None?

Pizza

Answer 38

Mixture

Question 39

Element, Compound, Mixture, or None?

Concrete

Answer 39

Mixture