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WBJEE 2017 Chemistry Solved Paper
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© examsnet.com
Question : 36
Total: 40
During electrolysis of molten NaCl, some water was added. What will happen?
Electrolysis will stop
Hydrogen will be evolved
Some amount of caustic soda will be formed
A fire is likely
Validate
Solution:
N
a
+
H
2
O
→
N
a
O
h
(
caustic
soda
)
+
1
2
H
2
+
Q
A fire is likely to take place due to vigorous reaction of sodium with water
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