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Byju's Answer
Standard XII
Chemistry
Rate of Reaction
For the follo...
Question
For the following reactions,write the rate of reaction expression in terms of reactants and products?
i)
4
N
H
3
(
g
)
+
50
2
(
g
)
⟶
4
N
O
(
g
)
+
6
H
2
O
(
g
)
ii)
2
N
2
O
5
)
⟶
2
N
O
2
+
O
2
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Solution
1.
−
1
4
[
N
H
3
]
Δ
t
=
−
1
5
[
O
2
]
Δ
t
=
1
4
[
N
O
]
Δ
t
=
1
6
[
H
2
O
]
Δ
t
2.
−
1
2
[
N
2
O
5
]
Δ
t
=
1
2
[
N
O
2
]
Δ
t
=
[
O
2
]
Δ
t
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Similar questions
Q.
For the reaction;
4
N
H
3
(
g
)
+
5
O
2
(
g
)
→
4
N
O
(
g
)
+
6
H
2
O
(
g
)
, the rate of reaction in terms of disappearance of
N
H
3
is
−
d
[
N
H
3
]
d
t
, then write the rate expression in terms of concentration of
O
2
,
N
O
and
H
2
O
.
Q.
Write expressions for
K
p
for the following equilibria:
(a)
4
N
H
3
(
g
)
+
5
O
2
(
g
)
⇌
4
N
O
(
g
)
+
6
H
2
O
(
g
)
(b)
N
H
3
(
g
)
+
H
C
l
(
g
)
⇌
N
H
4
C
l
(
g
)
(c)
2
C
l
2
(
g
)
+
2
N
O
2
(
g
)
⇌
2
N
O
2
C
l
2
(
g
)
Q.
Choose the correct expression of
K
c
for reaction,
4
N
H
3
(
g
)
+
5
O
2
(
g
)
⇌
4
N
O
(
g
)
+
6
H
2
O
(
g
)
Q.
Choose the correct expression of
K
p
for reaction,
4
N
H
3
(
g
)
+
5
O
2
(
g
)
⇌
4
N
O
(
g
)
+
6
H
2
O
(
g
)
Q.
Write the expression for the equillibrium constant
(
K
c
)
for the following reactions.
(i)
H
2
(
g
)
+
I
2
(
g
)
⇋
2
H
I
(
g
)
(ii)
4
N
H
3
(
g
)
+
5
O
2
(
g
)
⇋
4
N
O
(
g
)
+
6
H
2
O
(
g
)
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