In the electrolysis of water,oxygen is evolved at the cathode.
Correct Answer:
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Q11: Choose the INCORRECT statement.
A)A double vertical line
Q12: The Ecell for the following concentration cell
Q13: Cathodic protection is attaching a more active
Q14: A primary battery is recharged by passing
Q15: E°cell is the standard cell potential.
Q17: When Ecell < 0,the reaction is spontaneous.
Q18: Choose the INCORRECT statement.
A)When a half reaction
Q19: The hydrogen standard electrode is the most
Q20: Primary batteries' cell reactions cannot be reversed.
Q21: For the reaction: Mg(s)+ AgNO3(aq)→ Ag(s)+ Mg(NO3)2(aq)
Ag+(aq)+
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