Chemical Reactions Test

Chemical Reactions Test

7th Grade

40 Qs

quiz-placeholder

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Chemical Reactions Test

Chemical Reactions Test

Assessment

Quiz

Chemistry

7th Grade

Hard

NGSS
MS-PS1-5, MS-PS1-2, MS-PS1-1

+1

Standards-aligned

Created by

Lyndsey Hill

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40 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Which chemical reaction switches 2 elements?

Double Replacement
Single Replacement
Combustion
Decomposition

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

AB + CD = AD + CB

Double Replacement
Single Replacement
Combustion
Decomposition

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A + BC = B + AC

Single Replacement
Combustion
Double Replacement
Synthesis

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

AB = A + B

Decomposition
Single Replacement
Combustion
Synthesis

Tags

NGSS.MS-PS1-5

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which of the following is the general formula for a decomposition reaction?

A + B  → AB
AB → A + B
AB + C → AC + B
AB + CD → AC + BD

6.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

When balancing equations a ____ can be placed to the left of a formula of a substance to make the equations balanced

charge
subscript
random number
coefficient

Tags

NGSS.MS-PS1-5

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is a reactant?

a volatile chemical
a dangerous substance
the substances you start with in a chemical reaction
the substances that are formed by a chemical reaction 

Tags

NGSS.MS-PS1-2

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