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Byju's Answer
Standard XII
Chemistry
Valency and Oxidation State
N2+3H2→ 2NH3M...
Question
N
2
+
3
H
2
→
2
N
H
3
Molecular weight of
N
H
3
and
N
2
are
x
1
and
x
2
respectively. Their equivalent weights are
y
1
and
y
2
respectively. Then
(
y
1
−
y
2
)
is :
A
(
2
x
1
−
x
2
6
)
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B
(
x
1
−
x
2
)
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C
(
3
x
1
−
x
2
)
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D
(
x
1
−
3
x
2
)
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Solution
The correct option is
D
(
2
x
1
−
x
2
6
)
N
2
≡
2
N
H
3
≡
3
H
2
≡
6
H
Ew of
N
2
=
x
2
6
=
y
2
Ew of
N
H
3
=
2
x
1
6
=
y
1
∴
y
1
−
y
2
=
(
2
x
1
6
−
x
2
6
)
=
(
2
x
1
−
x
2
6
)
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