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Chemical Reactions Review

Authored by Matthew Amelse

Science

7th Grade

Used 7+ times

Chemical Reactions Review
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16 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What type of reaction is this? LiBr2 + K2CO3 ==> LiCO3 + KBr

single replacement

double replacement

decomposition

synthesis

combustion

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What type of reaction is this? Al2O3 ==> Al + O2

single replacement

double replacement

decomposition

synthesis

combustion

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What type of reaction is this? N2 + H2 ==> NH3

single replacement

double replacement

decomposition

synthesis

combustion

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What type of reaction is this? Li + NH3 ==> Li3N + H2

single replacement

double replacement

decomposition

synthesis

combustion

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What type of reaction is this? C4H9OH + O2 ==> CO2 + H2O

single replacement

double replacement

decomposition

synthesis

combustion

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the one necessary reactant in a combustion equation in addition to a substance

oxygen

carbon dioxide

water

fire

7.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

What are the three most common products of a combustion reaction?

H2O

CO2

OH

heat

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