Chemical Reactions Test

Chemical Reactions Test

8th Grade

25 Qs

quiz-placeholder

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Chemical Reactions Test

Chemical Reactions Test

Assessment

Quiz

Science

8th Grade

Medium

NGSS
MS-PS1-5, HS-PS1-5, HS-PS1-4

+3

Standards-aligned

Created by

Casey Dellosso

Used 3+ times

FREE Resource

25 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The substances that are formed by a chemical reaction are called the

products

reactants

chemicals

precipitates

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A balanced chemical equation will have the same ________ on each side.

number of atoms of each element

compounds

electrons

Tags

NGSS.MS-PS1-5

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

When the equation Mg + HCl —> MgCl2 + H2 is balanced, the coefficient of MgCl2 is _______.

3

4

2

1

Tags

NGSS.MS-PS1-5

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The energy necessary to start a chemical reaction is called the __________ energy.

exothermic

activation

endothermic

combustion

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

When there is ABSORPTION of energy in a chemical reaction, it is called a(n) __________ reaction.

exothermic

activation

endothermic

combustion

Tags

NGSS.HS-PS1-4

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

When energy is RELEASED in a chemical reaction, it is called a(n) __________ reaction.

exothermic

activation

endothermic

combustion

Tags

NGSS.HS-PS1-4

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A substance that increases the rate of a chemical reaction but is not consumed in the reaction is called

oxidation

a catalyst

reduction

activation

Tags

NGSS.HS-PS1-5

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