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Byju's Answer
Standard XII
Chemistry
Valency and Oxidation State
The maximum n...
Question
The maximum n-factor
(
n
f
)
for
H
3
P
O
3
and
H
3
P
O
4
respectively is:
A
3
,
4
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B
2
,
3
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C
3
,
3
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D
3
,
2
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Solution
The correct option is
B
2
,
3
n
f
for acid is number of
H
+
ions that can replaced per molecule of acid.
H
3
P
O
3
structure :
In the above structure we can see that there are two
O
−
H
bonds . Both
H
+
can be replaced.
n
f
for
H
3
P
O
3
is
2
H
3
P
O
4
structure:
n the above structure we can see that there are three
O
−
H
bonds . All three
H
+
can be replaced.
n
f
for
H
3
P
O
4
is
3
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1
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Valency and Oxidation State
Standard XII Chemistry
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