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AIEEE 2004 Chemistry Solved Paper
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© examsnet.com
Question : 21
Total: 75
What is the equilibrium expression for the reaction
P
4
(
s
)
+
5
O
2
⇋
P
4
O
10
(
s
)
?
K
c
=
[
P
4
O
10
]
∕
5
[
P
4
]
[
O
2
]
K
c
=
1
∕
[
O
2
]
5
K
c
=
[
P
4
O
10
]
∕
[
P
4
]
[
O
2
]
5
K
c
=
[
O
2
]
5
Validate
Solution:
For
P
4
(
s
)
+
5
O
2
(
g
)
⇌
P
4
O
10
(
8
)
K
c
=
1
(
O
2
)
5
. The solids have concentration unity
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