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Standard XII
Chemistry
Question
H
2
O
2
is:
diamagnetic
paramagnetic
ferromagnetic
none of these
A
paramagnetic
B
ferromagnetic
C
none of these
D
diamagnetic
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Solution
Verified by Toppr
Because peroxide ion
(
O
2
−
2
)
is diamagnetic.
no. of
e
−
s
=
18
:
σ
1
s
2
σ
∗
1
s
2
σ
2
s
2
σ
∗
2
s
2
σ
2
p
x
2
π
2
p
x
2
−
π
2
p
y
2
π
∗
2
p
x
2
−
π
∗
2
p
y
2
All
e
−
s
are period
∴
diamegnetic.
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