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JEEMAIN and NEET
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Chemistry
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p-Block Elements
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A
H
B
r
→
C
2
H
5
B
r
B
→
A
.B is
(
a
)
K
O
H
/
Δ
(
b
)
P
B
r
(
c
)
O
H
/
Δ
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B
r
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