Which one is not correct if electrolysis of is made using Pt electrodes ?

CHEMISTRY · Single correct · AP · Chemistry · Thermodynamics and Electrochemistry · Thermodynamics and Electrochemistry

Problem

Which one is not correct if electrolysis of

\text{CH}_3\text{COONa (aq.)}

is made using Pt electrodes ? (1) pH of solution increases (2) Molar ratio of gases at anode and cathode is 3 : 1 (3)

[\text{CH}_3\text{COO}^-]

in solution decreases (4) The molar ratio of gases at anode and cathode is 2 : 1