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Byju's Answer
Standard XII
Chemistry
Rate of Reaction
For the react...
Question
For the reaction 2A+B
→
C +3D which of the following is / are correct ?
A
+
Δ
[
D
]
Δ
t
=
−
1
3
Δ
[
C
]
Δ
t
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B
+
Δ
[
C
]
Δ
t
=
−
1
2
Δ
[
A
]
Δ
t
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C
−
1
2
Δ
[
B
]
Δ
t
=
−
1
3
Δ
[
D
]
Δ
t
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D
Δ
[
C
]
Δ
t
=
+
1
3
Δ
[
D
]
Δ
t
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Solution
The correct options are
B
+
Δ
[
C
]
Δ
t
=
−
1
2
Δ
[
A
]
Δ
t
D
Δ
[
C
]
Δ
t
=
+
1
3
Δ
[
D
]
Δ
t
As per the rate law:
For the reaction 2A + B
→
C + 3D
Δ
[
C
]
Δ
t
=
−
1
2
Δ
[
A
]
Δ
t
Δ
[
C
]
Δ
t
=
+
1
3
Δ
[
D
]
Δ
t
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0
Similar questions
Q.
If
r
=
−
3
2
Δ
[
A
]
Δ
t
=
−
5
2
Δ
[
B
]
Δ
t
=
+
7
3
[
Δ
C
]
Δ
t
, which of the following is the corresponding reaction:
Q.
For the reaction
2
N
2
O
5
(
g
)
→
4
N
O
2
(
g
)
+
O
2
(
g
)
−
Δ
[
N
2
O
5
]
Δ
t
=
k
1
[
N
2
O
5
]
,
+
[
N
O
2
]
Δ
t
=
k
2
[
N
2
O
5
]
,
+
Δ
[
O
2
]
Δ
t
=
k
3
[
N
2
O
5
]
Thus,
Q.
If
r
=
−
3
2
Δ
[
A
]
Δ
t
=
−
5
Δ
[
B
]
Δ
t
=
+
7
3
[
Δ
C
]
Δ
t
, which of the following is the corresponding stoichiometric equation?
Q.
For the reaction
5
B
r
−
1
(
a
q
)
+
6
H
+
(
a
q
)
+
B
r
O
−
3
(
a
q
)
→
3
B
r
2
(
a
q
)
+
3
H
2
O
(
l
)
If,
−
Δ
[
B
r
O
−
3
]
Δ
t
=
0.01
m
o
l
L
−
1
m
i
n
−
1
,
Δ
[
B
r
2
]
Δ
t
in
m
o
l
L
−
1
m
i
n
−
1
is :
Q.
If
δ
(
t
+
1
2
)
∗
δ
(
−
t
+
2
)
= A
δ
(
t
−
B
)
, then the value of
A
B
is _____. (* denotes convolutions )
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