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Chemical Reactions

Authored by Mandi Snipes

Chemistry

9th Grade

NGSS covered

Used 2+ times

Chemical Reactions
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20 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

A new substance is formed in a chemical reaction.

True

False

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

In a ___________change, a substance changes into a different substance.

Physical

Chemical

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The Law of Conservation of Mass states

that matter exists in all states and reacts the same

that matter can only be changed into new substances by introducing a catalyst

that matter exists in the same state throughout any chemical change

that matter cannot be created or destroyed and that the mass of the products must equal the mass of the reactants

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

___________________ are the elements or compounds that are formed in a chemical reaction.

Polymers

Bonds

Reactants

Products

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

What are the products of the chemical reaction pictured?

CH4 and CO2

CH4 and O2

CO2 and H2O

O2 and H2O

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The reactants are on the left side of the chemical equation.

True
False

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the arrow in a chemical equation...
H2 + O --> H2O

Reactants
Products 
Yields 
Chemical Equation 

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