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Byju's Answer
Standard XII
Chemistry
Mole Concept
Find the tota...
Question
Find the total number of oxygen atoms in 200 formula units of
N
a
2
S
O
4
.
A
800
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B
600
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C
1200
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D
1600
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Solution
The correct option is
A
800
Number of O-atoms in one formula unit of
N
a
2
S
O
4
=
4
So, number of O-atoms in 200 formula units of
N
a
2
S
O
4
=
200
×
4
=
800
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