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Byju's Answer
Standard XII
Chemistry
Equivalent Mass
P4+3 NaOH+3 H...
Question
P4+3 NaOH+3 H2O→ PH3+3 NaH2PO2The equivalent mass of p4 in the above reaction is \lbrack M is the molecular mass of P4\rbrack
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Q.
Find the equivalent weight of
P
4
in the following reaction:
P
4
+
N
a
O
H
→
N
a
H
2
P
O
2
+
P
H
3
Q.
The equivalent weight for underlined molecule in the following reaction is M/n (M = molar mass of
P
4
)
.
Find n.
P
–
–
4
→
P
H
3
+
H
2
P
O
−
2
Q.
P
4
+
O
H
−
+
H
2
O
→
H
2
P
O
2
+
P
H
3
Comment on the above reaction.
Q.
Which of the following reaction(s) are correct?
(I)
B
+
N
a
O
H
→
2
N
a
3
B
O
3
+
H
2
(II)
P
4
+
N
a
O
H
+
H
2
O
→
N
a
H
2
P
O
2
+
P
H
3
(III)
S
+
N
a
O
H
→
N
a
2
S
2
O
3
+
N
a
2
S
+
H
2
O
Q.
In the reaction,
P
4
+
N
a
O
H
→
P
H
3
+
N
a
H
2
P
O
2
, mole ratio of
N
a
H
2
P
O
2
and
P
H
3
is :
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Equivalent Mass
Standard XII Chemistry
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