The compounds formed at anode in the electrolysis of an aqueous solution of potassium acetate, are

Question

The compounds formed at anode in the electrolysis of an aqueous solution of potassium acetate, are (A) C2H6 and CO2 (B) C2H4 and CO2 (C) CH4 and H2 (D) CH4 and CO2

Tardigrade Admin · Accepted Answer

This is an example of Kolbe's electrolysis.

2 C H_{3} COO K electrolysis 2 C H_{3} CO O^{-} + 2 K^{+}

At cathode :

2 K^{+} + 2 e^{-} ⟶ 2 K

2 K + 2 H_{2} O ⟶ 2 K O H + H_{2} ↑

At anode :

Q. The compounds formed at anode in the electrolysis of an aqueous solution of potassium acetate, are

$C_{2} H_{6}$ and $C O_{2}$

$C_{2} H_{4}$ and $C O_{2}$

$C H_{4}$ and $H_{2}$

$C H_{4}$ and $C O_{2}$

This is an example of Kolbe's electrolysis.
$2 C H_{3} COO K electrolysis 2 C H_{3} CO O^{-} + 2 K^{+}$
At cathode :
$2 K^{+} + 2 e^{-} ⟶ 2 K$
$2 K + 2 H_{2} O ⟶ 2 K O H + H_{2} ↑$
At anode :

Q. The compounds formed at anode in the electrolysis of an aqueous solution of potassium acetate, are

C2​H6​ and CO2​

C2​H4​ and CO2​

CH4​ and H2​

CH4​ and CO2​

This is an example of Kolbe's electrolysis. 2CH3​COOK electrolysis ​2CH3​COO−+2K+ At cathode : 2K++2e−⟶2K 2K+2H2​O⟶2KOH+H2​↑ At anode :

$C_{2} H_{6}$ and $C O_{2}$

$C_{2} H_{4}$ and $C O_{2}$

$C H_{4}$ and $H_{2}$

$C H_{4}$ and $C O_{2}$

This is an example of Kolbe's electrolysis.
$2 C H_{3} COO K electrolysis 2 C H_{3} CO O^{-} + 2 K^{+}$
At cathode :
$2 K^{+} + 2 e^{-} ⟶ 2 K$
$2 K + 2 H_{2} O ⟶ 2 K O H + H_{2} ↑$
At anode :