Unit 9 Test: Reactions

Unit 9 Test: Reactions

9th - 12th Grade

38 Qs

quiz-placeholder

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Unit 9 Test: Reactions

Unit 9 Test: Reactions

Assessment

Quiz

Science

9th - 12th Grade

Practice Problem

Easy

NGSS
MS-PS1-5, MS-PS1-2, HS-PS1-8

+4

Standards-aligned

Created by

Lindsey Cronic

Used 4+ times

FREE Resource

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38 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What are the substances on the left side of a chemical equation that are being changed?

Reactants

Products

Coefficients

Subscripts

Tags

NGSS.MS-PS1-5

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In a(n) _____ reaction, energy is absorbed as heat from the surroundings

Exothermic

Exergonic

Endothermic

Endergonic

Tags

NGSS.HS-PS1-4

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In a chemical equation, _____ are changed to balance the reaction.

Subscripts

Coefficients

Reactants

Products

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following means dissolved in water?

Solid (s)

Liquid (l)

Gas (g)

Aqueous (aq)

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In a balanced equation, the total mass of the reactants must equal the total mass of the products, according to the...

Law of Conservation of Energy

Law of Conservation of Mass

Law of Conservation of Equations

Law of Conservation of Momentum

Tags

NGSS.MS-PS1-5

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Balance: ___H2O 🡪 ___H2 + ___O2

1, 2, 2

2, 1, 1

2, 2, 1

Already balanced

Tags

NGSS.MS-PS1-5

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Balance: ___Pb(OH)2 + ___HCl 🡪 ___H2O + ___PbCl2

2, 4, 4, 2

2, 2, 2, 1

1, 2, 1, 1

1, 2, 2, 1

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

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