[4] Aqueous solution of an organic compound, ' $A$ ' on electrolysis liberates acetylene and $\mathrm{CO}_2$…

[4] Aqueous solution of an organic compound, ' $A$ ' on electrolysis liberates acetylene and $\mathrm{CO}_2$ at anode. ' $A$ ' is
  1. potassium acetate
  2. potassium succinate
  3. potassium citrate
  4. potassium maleate

Asked in: AP EAMCET 2007

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