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Byju's Answer
Standard XII
Chemistry
Molarity
When iodine r...
Question
When iodine reacts with
NaF,
NaBr
and
NaCl
A
It gives mixture of
F
2
,
C
l
2
and
B
r
2
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B
It gives chlorine
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C
It gives bromine
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D
None of these
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Solution
The correct option is
D
None of these
I
2
+
N
a
F
→
I
2
+
N
a
B
r
→
I
2
+
N
a
C
l
→
⎫
⎪
⎬
⎪
⎭
N
o
r
e
a
c
t
i
o
n
Because
I
2
is least electronegative among halogens.
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Q.
Which of the following statements is wrong about
C
u
S
O
4
?
Q.
Give reasons When
C
l
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reacts with excess of
F
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is formed and not
F
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l
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.
Q.
Iodine reacts with conc.
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Q.
When gas [B] reacted with excess
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gives:
Q.
Assertion :Sodium perxenate
(
N
a
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e
O
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)
reacts with
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a
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in acidic medium to give
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−
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.
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