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Byju's Answer
Standard XII
Chemistry
Derivation of Kp and Kc
For the react...
Question
For the reaction,
S
O
2
(
g
)
+
1
2
o
2
(
g
)
⇌
S
O
3
(
g
)
if
K
p
=
K
C
(
R
T
)
x
, then x becomes:
A
−
1
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B
−
1
2
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C
1
2
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D
1
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Solution
The correct option is
B
−
1
2
K
p
=
K
c
(
R
T
)
x
,
x
=
Δ
n
g
=
1
−
(
1
+
1
2
)
=
−
1
2
Hence, option B is correct.
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Similar questions
Q.
For the reaction,
S
O
2
(
g
)
+
1
2
O
2
(
g
)
⇌
S
O
3
(
g
)
. If
K
P
=
K
C
(
R
T
)
x
where the symbols have usual meaning then the value of
x
is: (assuming ideality).
Q.
For the reaction,
S
O
2
(
g
)
+
1
2
O
2
(
g
)
⇌
S
O
3
(
g
)
, if
K
P
=
K
C
(
R
T
)
x
where the symbols have usual meaning then the value of
x
is (assuming ideality) :
Q.
The plot of
log
10
K
p
against
1
/
T
for the reaction:
S
O
2
(
g
)
+
1
2
O
2
(
g
)
⇌
S
O
3
(
g
)
is a straight line with slope
=
4.95
×
10
3
. If the
K
p
at
25
if standard entropies for
S
O
2
(
g
)
,
O
2
(
g
)
and
S
O
3
(
g
)
are
248.2
,
205.1
and
256.8
J
K
−
1
m
o
l
−
1
at
25
respectively is
K
p
=
X
×
10
11
then
10
X
is___________.
Q.
For the reaction
S
O
2
(
g
)
+
1
2
O
2
(
g
)
⇌
S
O
3
(
g
)
, if
K
P
=
K
C
(
R
T
)
x
where the symbols have usual meaning then the value of
x
is: (assuming ideality)
Q.
For the reaction
S
O
2
(
g
)
+
1
2
O
2
(
g
)
⇌
S
O
3
(
g
)
;
Δ
H
300
=
−
95
k
J
/
m
o
l
e
,
Δ
S
300
=
−
95.0
k
J
/
K
m
o
l
e
. Find the value of In
K
p
for this reaction 300 K.
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