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Byju's Answer
Standard XII
Chemistry
Allotropes of Sulphur
why oxoacid o...
Question
why oxoacid of phosphorus name ortho,pyro,hypo,phosphoric and phosphorus acid
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Q.
MATCH THE COLUMN
Column - I
Column - II
(A)
Hypo phosphoric acid
(p)
All hydrogen are ionizable in water
(B)
Pyro phosphoric acid
(q)
Lewis acid
(C)
Boric acid
(r)
Monobasic in water
(D)
Hypo phosphorus acid
(s)
s
p
3
hybridized central atom
Q.
The number of hydrogen atoms attached to phosphorous atom in hypo phosphorus acid is
Q.
The state hybridization of phosphorus in phosphoric acid is:
Q.
Concentrate nitric acid oxidises phosphorus to phosphoric acid according to the following equation:
P
+
5
H
N
O
3
(
c
o
n
c
.
)
→
H
3
P
O
4
+
H
2
O
+
5
N
O
2
If
9.3
g
of phosphorus was used in the reaction, calculate:
The mass of phosphoric acid formed.
Q.
Th normality of 0.3 M phosphorus acid
(
H
3
P
O
3
)
, phosphoric acid
(
H
3
P
O
4
)
and boric acid
(
H
3
B
O
3
)
are respectively
:
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