Chemical Formulas

Chemical Formulas

8th Grade

15 Qs

quiz-placeholder

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Chemical Formulas

Chemical Formulas

Assessment

Quiz

Science

8th Grade

Practice Problem

Hard

NGSS
MS-PS1-1

Standards-aligned

Created by

Lisa Thompson

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15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

In the compound sodium sulfate, Na2SO4, there are ___ sulfur atoms in a formula unit.

1

2

3

4

Tags

NGSS.MS-PS1-1

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

In the compound magnesium nitrate, Mg(NO3)2, there are ___ magnesium atoms in a formula unit.

1

2

3

5

6

Tags

NGSS.MS-PS1-1

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

In the compound magnesium nitrate, Mg(NO3)2, there are ___ nitrogen atoms in a formula unit.

1

2

3

5

6

Tags

NGSS.MS-PS1-1

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

In the compound magnesium nitrate, Mg(NO3)2, there are ___ oxygen atoms in a formula unit.

1

2

3

5

6

Tags

NGSS.MS-PS1-1

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The formula for caffeine is C8H10N4O2. There are ___ total atoms in a molecule.

4

8

24

640

Tags

NGSS.MS-PS1-1

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The formula for caffeine is C8H10N4O2. There are ___ different elements in a molecule.

4

8

24

640

Tags

NGSS.MS-PS1-1

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The formula for caffeine is C8H10N4O2. There are ___ carbon atoms in a molecule.

4

8

2

10

Tags

NGSS.MS-PS1-1

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