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Question
Chemistry
White phosphorus reacts with caustic soda, the products are PH3 and NaH2PO2 This reaction is an example of
Q. White phosphorus reacts with caustic soda, the products are
P
H
3
and
N
a
H
2
P
O
2
This reaction is an example of
2702
217
Redox Reactions
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A
oxidation
7%
B
reduction
5%
C
disproportionation
86%
D
neutralisation
3%
Solution:
P
4
0
+
3
N
a
O
H
+
3
H
2
O
→
3
N
a
H
2
P
O
2
+
1
+
P
−
3
H
3
P
undergoes oxidation
(
P
4
0
→
N
a
H
2
P
O
2
+
1
)
as well as
(
P
4
0
→
P
−
3
H
3
)
in the same reaction. Thus, it is a disproportionation reaction