Ch 7 chemical reactions

Ch 7 chemical reactions

8th - 9th Grade

18 Qs

quiz-placeholder

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Ch 7 chemical reactions

Ch 7 chemical reactions

Assessment

Quiz

8th - 9th Grade

Hard

Created by

Marcee Taylor

Used 15+ times

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18 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A substance that participates in a chemical reaction.

product

reactant

chemical energy

exothermic reaction

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A substance that forms in a chemical reaction.

product

reactant

mole ratio

catalyst

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Energy that is stored in the form of chemical bonds

endothermic reaction

product

reactant

chemical energy

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A chemical reaction in which energy is released to the surroundings as heat.

exothermic reaction

endothermic reaction

chemical equation

mole ratio

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A chemical reaction in which more energy is needed to break the bonds in the reactants than is given off by forming bonds in the products.

enzyme

substrate

endothermic reaction

oxidation reduction reaction

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Uses symbols to represent a chemical reaction and shows the relationship between the reactants and products of a reaction.

mole ratio

chemical equation

synthesis reaction

enzyme

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A balanced equation tells you the _______ , or proportion of reactants and products, in a chemical reaction.

mole ratio

free radical

combustion reaction

substrate

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