Redox Reactions And Electrochemistry Ques 240
Question: A solution of sodium sulphate in water is electrolysed using inert electrodes. The products at the cathode and anode are respectively [IIT 1987,96]
Options:
A) $ H_2,,O_2 $
B) $ O_2,H_2 $
C) $ O_2,Na $
D) $ O_2,SO_2 $
Show Answer
Answer:
Correct Answer: A
Solution:
At cathode: $ 2{H^{+}}+2e\to H_2 $ , At anode : $ 2O{H^{-}}\to H_2O+\frac{1}{2}O_2+2e $
