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Byju's Answer
Standard XII
Chemistry
Abundance and Isotopes
1 mole of PCl...
Question
1 mole of PCl_5 taken at 5atm, dissociates into PCl_3 and Cl_2to the extent of 50% Thus, K_{p }is: (1) 2.5 (2) 1.67 (3) 0.5 (4) 2.0
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Similar questions
Q.
At
227
∘
C
and
4
a
t
m
,
P
C
l
5
is dissociated to an extent
50
%
. At same temperature, extent of dissociation of
P
C
l
5
is
0.75
at a pressure of:
[Hint:
α
∝
1
√
P
]
Q.
2 moles of
P
C
l
5
is taken in an into a container and the dissociation is carried out.
K
c
for the equilibrium is equal to 1, the degree of dissociation of
P
C
l
5
is equal to:
Q.
2
mole of
P
C
l
5
is heated in a one litre vessel. If
P
C
l
5
dissociates to the extent of
80
%, the equilibrium constant for the dissociation of
P
C
l
5
is:
Q.
4 moles of
P
C
l
5
are heated at constant temperature in closed container. If degree of dissociation for
P
C
l
5
is 0.5 calculate total number of moles at equilibrium
Q.
2 mole each of
P
C
l
5
and
C
l
2
and 1 mole of
P
C
l
3
are taken in 5lt. flask at
27
o
C
. After following equilibrium is attained in gaseous phase,
P
C
l
5
⇌
P
C
l
3
+
C
l
2
,
P
C
l
5
is found to be 40% dissociated. Calculate equilibrium constant
K
c
.
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