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p-Block Elements: Groups 17 and 18
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Interhalogen compounds and polyhalide ions
JEE Main level
Single correct option
Difficulty 2 of 3
ph068
When
Br
X
2
reacts with excess
F
X
2
the interhalogen compound formed is
A
BrF
X
7
B
BrF
X
5
C
BrF
D
BrF
X
3
Answer: B
Br
X
2
+
5
F
X
2
2
BrF
X
5
with excess fluorine; the lower fluoride
BrF
X
3
forms with limited, diluted fluorine.
BrF
X
7
is not known because Br is too small.
Practice p-Block Elements: Groups 17 and 18
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