a
chlorine
b
oxygen
c
tetaoxsulphate (Vl) acid
d
hydrogen
Explanation
Correct Option
dNo explanation available
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Discussions (8)

GODLADE
8 years ago
hydrogen bubbles which causes back emf stick to the electrode,such is removed by means of depolariser like manganese(iv) oxide.thanks

testy21
2 months ago
in an electrochemical cell, polarization is caused by the accumulation of hydrogen gas bubbles around the copper (positive) electrode


