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Chemical Reactions Review

Authored by Nicole Duncan

Chemistry

10th - 12th Grade

Used 5+ times

Chemical Reactions Review
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48 questions

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1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

According to the Law of Conservation of Mass,

matter is always created in a chemical reaction

matter is always destroyed in a chemical reaction

matter is created and then destroyed in a chemical reaction

matter is not created or destroyed in a chemical reaction

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Examine the following chemical reaction: H20 + CO2 → C6H12O6 + O2 What are the reactants?

H20 + CO2

C6H12O6 + O2

H20 + CO2 → C6H12O6 + O2

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Examine the following chemical reaction: H20 + CO2 → C6H12O6 + O2 What are the products?

H20 + CO2

C6H12O6 + O2

H20 + CO2 → C6H12O6 + O2

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Examine the following chemical reaction: H2O2 → H2O + O2 What are the products?

H2O2

H2O + O2

H2O2 → H2O + O2

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Examine the following chemical reaction: H2O2 → H2O + O2 What are the reactants?

H2O2

H2O + O2

H2O2 → H2O + O2

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

A number in front of a chemical formula in an equation that indicates how many molecules or atoms of each reactant and product are involved in a reaction

Compound

Coefficient

Subscript

Chemical Formula

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

A number written slightly below and to the right of a chemical symbol that shows how many atoms of an element are in a compound.

Compound

Coefficient

Subscript

Chemical Formula

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