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Counting Atoms Short Practice

Authored by Amanda Kaeser

Chemistry

9th - 12th Grade

NGSS covered

Used 4+ times

Counting Atoms Short Practice
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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which is the correct formula for:  3 hydrogen, 1 sulfur, 4 oxygen

H3SO4

HSO4

H4S3O

H2O

Tags

NGSS.MS-PS1-1

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the number of Na atoms in Na₂CO₃?

1

2

3

6

Tags

NGSS.MS-PS1-1

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How many ELEMENTS are in the compound C2H8O ?

2

1

3

0

Tags

NGSS.MS-PS1-1

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How many TOTAL ATOMS are in the compound C2H8O ?

11

2

8

1

Tags

NGSS.MS-PS1-1

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How many Aluminum atoms are in Al2O3?

3

2

5

Tags

NGSS.MS-PS1-1

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How many Sodium atoms are in 6NaCl?

1

12

6

Tags

NGSS.MS-PS1-1

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How many ATOMS of Carbon are in this compound?

H2C3O4N5

2

3

4

5

Tags

NGSS.MS-PS1-1

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