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HC Ch 7 Review

Authored by Robert Oliver

Chemistry

11th Grade

25 Questions

NGSS covered

Used 2+ times

HC Ch 7 Review
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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a reactant in a chemical reaction?

The new substance formed by a chemical reaction

The starting substance of a chemical reaction

The substance that speeds up a chemical reaction

The substance that stops a chemical reaction

Tags

NGSS.MS-PS1-1

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a product in a chemical reaction?

The starting substance of a chemical reaction

The substance that speeds up a chemical reaction

The new substance formed by a chemical reaction

The substance that stops a chemical reaction

Tags

NGSS.MS-PS1-5

NGSS.MS-PS1-2

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a balanced chemical equation?

An equation with more reactants than products

An equation with more products than reactants

An equation with the same number of each type of atom on both sides

An equation with different numbers of atoms on each side

Tags

NGSS.MS-PS1-5

NGSS.MS-PS1-2

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does the symbol (s) represent in a chemical equation?

Solid

Liquid

Gas

Aqueous solution

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does the symbol (aq) represent in a chemical equation?

Solid

Liquid

Gas

Dissolved in water

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is one of the signals that a chemical reaction has occurred?

No change in color

Solid formation

No change in temperature

No change in state

Tags

NGSS.MS-PS1-2

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What must be checked to ensure a chemical equation is balanced?

The color of the reactants

The state of matter

The number of atoms on both sides

The temperature of the reaction

Tags

NGSS.MS-PS1-5

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