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Question
Chemistry
Chemical formula of rust is
Q. Chemical formula of rust is
1711
309
Haryana PMT
Haryana PMT 2010
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A
F
e
2
O
3
⋅
H
2
O
B
F
e
2
O
3
.5
H
2
O
C
F
e
2
O
3
⋅
x
H
2
O
D
None of these
Solution:
The chemical formula of rust is
F
e
2
O
3
.
x
H
2
O