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 Kolbes electrolysis. 2CH3COOK xrightarrowelectrolysis2CH3COO-+2K+ At cathode: 2K++2e- xrightarrow2K 2K+2H2O xrightarrow2KOH+H2 uparrow At anode: 2CH3COO- xrightarrow2 underset beginalign downarrow -2CO2 2C oversetnterdot mathopH 3 downarrow C2H6 endalign mathopC H3CO oversetnterdot mathopO +2e-

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 Kolbes electrolysis. $2 C H_{3} COO K e l ec t ro l ys i s 2 C H_{3} CO O^{-} + 2 K^{+}$ At cathode: $2 K^{+} + 2 e^{-} 2 K$ $2 K + 2 H_{2} O 2 K O H + H_{2} ↑$ At anode: $2 C H_{3} CO O^{-} 2 ↓ - 2 C O_{2} 2 C H \cdot_{3} ↓ C_{2} H_{6} C H_{3} CO O \cdot + 2 e^{-}$

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 Kolbes electrolysis. 2CH3​COOKelectrolysis​2CH3​COO−+2K+ At cathode: 2K++2e−​2K 2K+2H2​O​2KOH+H2​↑ At anode: 2CH3​COO−​2​↓−2CO2​2CH⋅3​↓C2​H6​​C​H3​COO⋅+2e−

$C_{2} H_{6}$ 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 Kolbes electrolysis. $2 C H_{3} COO K e l ec t ro l ys i s 2 C H_{3} CO O^{-} + 2 K^{+}$ At cathode: $2 K^{+} + 2 e^{-} 2 K$ $2 K + 2 H_{2} O 2 K O H + H_{2} ↑$ At anode: $2 C H_{3} CO O^{-} 2 ↓ - 2 C O_{2} 2 C H \cdot_{3} ↓ C_{2} H_{6} C H_{3} CO O \cdot + 2 e^{-}$