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Question
Chemistry
Aluminium sulphide gives a foul odour when it becomes damp. Write a balanced chemical equation for the reaction.
Q. Aluminium sulphide gives a foul odour when it becomes damp. Write a balanced chemical equation for the reaction.
1961
236
IIT JEE
IIT JEE 1997
The p-Block Elements
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A
B
C
D
Solution:
A
l
2
S
3
+
6
H
2
O
⟶
2
A
l
(
O
H
)
3
↓
+
Foul odour
3
H
2
S
(
g
)
↑
Foul odour on damping of
A
l
2
S
3
is due to the formation of
H
2
S
gas as shown above.