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Counting atoms quiz

Total questions: 12

Worksheet time: 9mins

Name
Class
Date
1.

How many oxygen atoms are found in 2(CaSiO3)

a)

3

b)

1

c)

5

d)

6

2.

How many different elements are in MgSO4

a)

2

b)

3

c)

4

d)

6

3.

How many atoms are in the compound Zn4Mg2O

a)

3

b)

5

c)

7

d)

6

4.

How many different elements are in the compound 4Ni3IO2

a)

3

b)

21

c)

4

d)

9

5.

How many different elements are in the compound 3La3CuN4

a)

10

b)

3

c)

4

d)

24

6.

How many gold atoms are found in Au6MgCU4

a)

4

b)

10

c)

9

d)

6

7.

How many atoms are in the compound HCI

a)

2

b)

3

c)

6

d)

1

8.

How many Cu atoms are in NiAlCu5

a)

8

b)

1

c)

5

d)

3

9.

How many atoms are in CoFe2Pt6

a)

9

b)

3

c)

6

d)

8

10.

What does C stand for?

a)

Carbon

b)

Copper

c)

lead

11.

How many Fe atoms are there in 6(Fe2)

a)

12

b)

6

c)

2

12.

How many Cu atoms are in NiAlCu5

a)

8

b)

1

c)

5

d)

3