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Byju's Answer
Standard XII
Chemistry
Order of Reaction
For the react...
Question
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 :
A
0.01
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B
0.3
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C
0.03
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D
0.005
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Solution
The correct option is
C
0.03
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
)
−
Δ
[
B
e
O
−
3
]
Δ
t
=
+
1
3
Δ
[
B
r
2
]
Δ
t
+
Δ
[
B
r
2
]
Δ
t
=
3
×
−
Δ
[
B
r
O
−
3
]
Δ
t
=
3
×
0.01
=
0.03
Suggest Corrections
0
Similar questions
Q.
For the reaction
5
B
r
−
(
a
q
)
+
6
H
+
(
a
q
)
+
B
r
O
−
3
(
a
q
)
→
3
B
r
2
(
a
q
)
+
3
H
2
O
(
l
)
if,
−
△
[
B
r
O
−
3
]
△
t
=
0.01
m
o
l
L
−
1
m
i
n
−
1
,
△
[
B
r
2
]
△
t
in
m
o
l
L
−
1
m
i
n
−
1
is:
Q.
Consider the following reaction in aqueous solution.
5
B
r
−
(
a
q
)
+
B
r
O
−
3
(
a
q
)
+
6
H
+
(
a
q
)
→
3
B
r
2
(
a
q
)
+
3
H
2
O
(
l
)
If the rate of appearance of
B
r
2
at a particular moment during the reaction is 0.025
M
s
−
1
, what is the rate of disappearance (in
M
s
−
1
) of
B
r
−
at that moment?
Q.
In the reaction,
B
r
O
3
−
(
a
q
.
)
+
5
B
r
−
(
a
q
.
)
+
6
H
+
(
a
q
.
)
⟶
3
B
r
2
(
l
)
+
3
H
2
O
(
l
)
.
The rate of appearance of bromine
(
B
r
2
)
is related to rate of disappearance of bromide ions as following:
Q.
For the reaction,
B
r
O
−
3
(
a
q
)
+
5
B
r
−
(
a
q
)
+
6
H
+
→
3
B
r
2
(
l
)
+
3
H
2
O
(
l
)
, the rate equation can be expressed in two ways
d
[
B
r
2
]
d
t
=
k
[
B
r
−
]
[
B
r
O
3
]
[
H
+
]
2
and
−
d
[
B
r
−
]
d
t
=
k
′
[
B
r
−
]
[
B
r
O
3
]
[
H
+
]
2
Here, k and k' are related as
Q.
In the following reaction, how is the rate of appearance of
B
r
2
related to the rate of disappearance of the
B
r
−
?
B
r
O
3
−
(
a
q
)
+
5
B
r
−
(
a
q
)
+
6
H
+
→
3
B
r
2
(
l
)
+
3
H
2
O
(
l
)
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