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Chemical Reactions Review

Total questions: 20

Worksheet time: 10mins

Name
Class
Date
1.

Physical or Chemical Property: Flammability

a)

Physical

b)

Chemical

2.

Physical or Chemical Property: Reactivity

a)

physical

b)

chemical

3.

Physical or Chemical Property: Boiling Point

a)

physical

b)

chemical

4.

Physical or Chemical Property: Ability to Rust

a)

Physical

b)

chemical

5.

Physical or Chemical Property: Melting Point

a)

physical

b)

chemical

6.

Physical or Chemical Change: Folding Paper

a)

physical

b)

chemical

7.

Physical or Chemical Change: Crushing a can

a)

physical

b)

chemical

8.

Physical or Chemical Change: Rotting apple

a)

physical

b)

chemical

9.

Physical or Chemical Change: Dissolving Salt

a)

physical

b)

chemical

10.

Symbol, Formula, or Equation: CaCo3

a)

Symbol

b)

Formula

c)

Equation

11.

Symbol, Formula, or Equation: Fe

a)

Symbol

b)

Formula

c)

Equation

12.

Symbol, Formula, or Equation: C + O2 --> CO2

a)

Symbol

b)

Formula

c)

Equation

13.

Surface Area of reactants Increase

a)

Reactions go faster

b)

Reactions go slower

14.

Temperature of reactants Increase

a)

Faster

b)

Slower

15.

Temperature of reactants decreases

a)

Faster

b)

Slower

16.

2H2O + O2 --> 2H2O

a)

Synthesis

b)

Decomposition

17.

CaCO3 --> CaO + CO2

a)

Synthesis

b)

Decomposition

18.

BaCl2+Na2SO4 --> 2NaCl + BaSO4

a)

Single Replacement

b)

Double Replacement

19.

2Cu2O + C --> 4Cu + CO2

a)

Single Replacement

b)

Double Replacement

20.

True or False: Matter is not created or destroyed during a chemical reaction.

a)

True

b)

False