Chemical Reactions

Chemical Reactions

7th - 9th Grade

20 Qs

quiz-placeholder

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Chemical Reactions

Chemical Reactions

Assessment

Quiz

Chemistry

7th - 9th Grade

Medium

NGSS
MS-PS1-2, HS-PS1-6, HS-LS1-7

+3

Standards-aligned

Used 479+ times

FREE Resource

20 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

The substances that are present before a reaction are the...
reactants
products
both of these
neither of these

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

2.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

___________________ are the elements or compounds that are formed in a chemical
reaction.
Polymers
Bonds
Reactants
Products

Tags

NGSS.HS-PS1-6

3.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

_______________ can speed up the rate of reactions and/or lower the amount of energy needed for
the reaction to take place.
Carbohydrates
Fuel source
Chemical
Catalyst

4.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

A change in which NEW substances are formed.
Chemical change
Physical change
Casual change
Formal change

Tags

NGSS.HS-LS1-7

NGSS.HS-PS1-2

NGSS.HS-PS1-4

5.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Element or compound?
H2O
element
compound

6.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Compounds break down into simpler substances in this type of reaction.....
Double Replacement
Single Replacement
Synthesis
Decomposition

7.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Name this reaction, CO2 + H2O --> H2CO
Decomposition
Single Replacement
Synthesis
Combustion

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