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Question
Chemistry
What is the chemical formula of rust?
Q. What is the chemical formula of rust?
1427
226
Punjab PMET
Punjab PMET 2010
Electrochemistry
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A
F
e
2
O
3
⋅
H
2
O
15%
B
F
e
2
O
3
⋅
x
H
2
O
75%
C
F
e
2
O
3
8%
D
None of the above
2%
Solution:
The chemical formula of rust is
F
e
2
O
3
⋅
x
H
2
O