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Chemistry
Iron sulphide is heated in air to form A, an oxide of sulphur. A is dissolved in water to give an acid. The basicity of this acid is.........
Q. Iron sulphide is heated in air to form
A
,
an oxide of sulphur.
A
is dissolved in water to give an acid. The basicity of this acid is.........
1635
180
The p-Block Elements - Part2
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A
2
B
3
C
1
D
zero.
Solution:
4
F
e
S
2
+
11
O
2
⟶
2
F
e
2
O
3
+
(
A
)
8
S
O
2
(
A
)
S
O
2
+
H
2
O
⟶
(Acid)
H
2
S
O
3
⇌
2
H
+
+
S
O
3
2
−
Hence basicity of acid,
H
2
S
O
3
is two.