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Question
Chemistry
Ferric sulphate is represented by which formula?
Q. Ferric sulphate is represented by which formula?
1951
222
AFMC
AFMC 2003
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A
F
e
S
O
4
B
F
e
S
O
3
C
F
e
(
S
O
4
)
2
D
F
e
2
(
S
O
4
)
3
Solution:
Ferric sulphate is
F
e
2
(
S
O
4
)
3
, iron exists in two oxidation states
+
2
(ferrous and
+
3
(ferric)
F
e
S
O
4
=
ferrous sulphate
F
e
S
O
3
=
Ferrous sulphite