Free Printable Chemical Reactions

1.

What type of chemical reaction occurs when a substance reacts with oxygen to produce carbon dioxide and water?

a)

oxidation

b)

combustion

c)

evaporation

d)

condensation

2.

What type of chemical reaction occurs when two or more substances combine to form a new compound?

a)

decomposition reaction

b)

combustion reaction

c)

double displacement reaction

d)

synthesis reaction

3.

What type of chemical reaction occurs when a compound breaks down into two or more simpler substances?

a)

decomposition reaction

b)

synthesis reaction

c)

combustion reaction

d)

acid-base reaction

4.

What type of chemical reaction occurs when one element takes the place of another element in the compound?

a)

Combustion reaction

b)

Synthesis reaction

c)

Decomposition reaction

d)

Single Displacement reaction

5.

What kind of reaction occurs when two compounds exchange bonds or ions in order to form different compounds?

a)

Double displacement reaction

b)

Decomposition reaction

c)

Redox reaction

d)

Combustion reaction

6.

Which section is the transition metals?

A

B

C

D

E

F

G

H

I

J

7.

Which section is the halogens?

A

B

C

D

E

F

G

H

I

J

8.

Which section is the alkali metals?

A

B

C

D

E

F

G

H

I

J

9.

Which section is the non-metals?

A

B

C

D

E

F

G

H

I

J

10.

Which section is the noble gases?

A

B

C

D

E

F

G

H

I

J

11.

Which section is the metalloids?

A

B

C

D

E

F

G

H

I

J

12.

A period is a (a) on the periodic table. The (b) increases from (c) to (d) .

Choose from the below words

row

atomic number

left

right

column

number of electron shells

top

bottom

13.

A group is a (a) on the periodic table. The (b) increases from (c) to (d) .

Choose from the below words

atomic number

right

column

number of electron shells

top

bottom

row

left

14.

Label the components of an element cell.

a)

Atomic Number

b)

Chemical Symbol

c)

Element Name

d)

Atomic Mass

1

2

3

4

1)

2)

3)

4)

15.

The atomic number of an element is the same as the number of protons.

a)

True

b)

False

16.

A particle of an element can have a different number of electrons or neutrons to the number of protons.

a)

True

b)

False

17.

Organise these properties into the right categories

Categorize the following

Shiny/Lustrous

Good Conductor of Electricity

Good Conductor of Heat

High Melting and Boiling Points

Malleable

High Density

Ductile

Dull

Poor Conductor of Electricity

Poor Conductor of Heat

Low Melting and Boiling Points

Brittle

Not Ductile

Low Density

Metals

Non-Metals

18.

Label the parts of an atom.

a)

Proton

b)

Electron

c)

Electron Shell

d)

Nucleus

e)

Neutron

1

2

3

4

5

1)

2)

3)

4)

5)

19.

Which factor will NOT change the rate of a chemical reaction?

a)

Catalysts

b)

Temperature

c)

Concentration

d)

Light Intensity

20.

In the equation below, which chemical is a reactant?

$A+B\ \rightarrow\ C+D$

a)

A

b)

B

c)

C

d)

D

21.

In the equation below, which chemical is a product?

$A+B\ \rightarrow\ C+D$

a)

A

b)

B

c)

C

d)

D

22.

What numbers should the coefficients be to balance this equation?

$xN_2+yH_2\rightarrow\ zNH_3$

a)

1

1.

x

b)

3

2.

y

c)

2

3.

z

Chemical Reactions

Total questions: 22

Worksheet time: 27mins

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