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Byju's Answer
Standard XII
Chemistry
Introduction
The correct o...
Question
The correct order of chemical reactivity in halogens is:
A
F
2
>
C
l
2
>
I
2
>
B
r
2
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B
F
2
>
B
r
2
>
C
l
2
>
I
2
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C
F
2
>
C
l
2
>
B
r
2
>
I
2
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D
F
2
>
I
2
>
B
r
2
>
C
l
2
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Solution
The correct option is
B
F
2
>
C
l
2
>
B
r
2
>
I
2
Reactivity
α
1
m
o
l
e
c
u
l
a
r
m
a
s
s
(for halogens)
∴
F
2
>
C
l
2
>
B
r
2
>
I
2
(reactivity order)
Suggest Corrections
0
Similar questions
Q.
Consider the following orders –
(1)
F
2
>
C
l
2
>
B
r
2
>
I
2
:
boiling point
(2)
F
2
>
C
l
2
>
B
r
2
>
I
2
:
oxidizing nature
(3)
F
2
>
C
l
2
>
B
r
2
>
I
2
:
EN
(4)
F
2
>
C
l
2
>
B
r
2
>
I
2
:
BDE
(5)
F
2
>
C
l
2
>
B
r
2
>
I
2
:
EA
(6)
F
2
>
C
l
2
>
B
r
2
>
I
2
:
Reactivity
(7)
H
O
C
l
>
H
C
l
O
2
>
H
C
l
O
3
>
H
C
l
O
4
:
Acidic nature
(8)
H
O
C
l
>
H
C
l
O
2
>
H
C
l
O
3
>
H
C
l
O
4
:
Oxidizing nature
Then calculate
(
x
2
+
y
2
)
when
x
is correct order and
y
is incorrect order.
Q.
Increasing oxidising nature of
I
2
,
B
r
2
,
C
l
2
,
F
2
is :
I
2
<
B
r
2
<
C
l
2
<
F
2
.
if true enter 1, else enter 0.
Q.
Arrange the halogens
F
2
,
C
l
2
,
B
r
2
,
I
2
,
in order of their increasing reactivity with alkanes.
Q.
Order of reactivity towards halogenation is
F
2
>
C
l
2
>
B
r
2
>
I
2
.
State True or False.
Q.
Write the Bond Energy order of :
F
2
,
C
l
2
,
B
r
2
,
I
2
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