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Counting Atoms

Authored by LIZETH MALDONADO

Science

8th Grade

NGSS covered

Used 475+ times

Counting Atoms
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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

How many atoms of Calcium are in this equation?

H3O5CaCl7

3

5

1

7

Tags

NGSS.MS-PS1-1

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

How many atoms of Carbon are in this equation?


HʒC5O4

3

1

5

4

Tags

NGSS.MS-PS1-1

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

How many total atoms in the following equation?

ClN6Fe2

6

8

10

9

Tags

NGSS.MS-PS1-1

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Identify the Coefficient.

3BeH5Si8

5

3

1

8

Tags

NGSS.MS-PS1-1

5.

MULTIPLE SELECT QUESTION

2 mins • 1 pt

Identify the subscripts.

4Fe5K2

4

5

2

1

Tags

NGSS.MS-PS1-1

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

How many atoms of Iron in the following equation?

2HFe5Cl

1

10

5

20

Tags

NGSS.MS-PS1-1

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

How many total atoms in the following equation?

3He2Ag5

2

21

24

5

Tags

NGSS.MS-PS1-1

NGSS.MS-PS1-5

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