Reactants and Products Lesson

Reactants and Products Lesson

7th Grade

15 Qs

quiz-placeholder

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Reactants and Products Lesson

Reactants and Products Lesson

Assessment

Quiz

Science

7th Grade

Hard

NGSS
MS-PS1-2, MS-PS1-5, MS-PS1-1

Standards-aligned

Created by

Lisa Thompson

FREE Resource

15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

When coal is burned, sulfur is released into the air, where it reacts with oxygen to produce sulfur dioxide and sulfur trioxide. Which of these is true of this process?

The identity of each reactant remains the same.

Sulfur dioxide and sulfur trioxide are the reactants in this change.

The products have different chemical properties than those of the reactants.

The products contain more sulfur atoms and fewer oxygen atoms than the reactants.

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

The substances listed on the right side of a chemical equation are the

Yields

Reactants

Products

Precipitates

Tags

NGSS.MS-PS1-5

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

When paper is burned, the mass of the remaining ash is less than the mass of the original paper. Which statement best explains this result?

The ash has less volume than the paper.

Some of the matter is destroyed during the reaction.

The mass of the ash cannot be accurately determined.

Some of the products of the reaction were given off as a gas.

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which substance is a product in this reaction?

carbon (C)

oxygen (O2)

water (H2O)

ethane (C2H6)

Tags

NGSS.MS-PS1-2

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Is this equation balanced?

Yes

No

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

How many molecules of KNO3 are shown?

1

2

3

4

7.

MULTIPLE CHOICE QUESTION

1 min • 2 pts

Media Image

Select all the Products

Media Image
Media Image
Media Image

Tags

NGSS.MS-PS1-1

NGSS.MS-PS1-2

NGSS.MS-PS1-5

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