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When aqueous of sodium ethanote is elect...

When aqueous of sodium ethanote is electrolysed, the product(s) at anode is/are:

A

(a) Ethane

B

(b) Methyl ethanoate

C

(c) `CO_(2)`

D

(d) `H_(2)`

Text Solution

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The correct Answer is:
To solve the question regarding the products formed at the anode during the electrolysis of an aqueous solution of sodium ethanoate (sodium acetate), we can follow these steps: ### Step-by-Step Solution: 1. **Identify the Electrolysis Process**: - When sodium ethanoate (CH3COONa) is dissolved in water, it dissociates into sodium ions (Na⁺) and ethanoate ions (CH3COO⁻). 2. **Electrolysis Reaction**: - During electrolysis, the ethanoate ions (CH3COO⁻) will migrate towards the anode (positive electrode), while the sodium ions (Na⁺) will move towards the cathode (negative electrode). 3. **Anode Reaction**: - At the anode, the ethanoate ions (CH3COO⁻) can undergo oxidation. The reaction can be represented as: \[ 2 \text{CH}_3\text{COO}^- \rightarrow 2 \text{CH}_3\text{CO} + 2 \text{e}^- \] - However, the ethanoate radical (CH3CO) is unstable and can decompose further: \[ 2 \text{CH}_3\text{CO} \rightarrow \text{C}_2\text{H}_6 + 2 \text{CO}_2 \] - Here, ethane (C2H6) and carbon dioxide (CO2) are produced. 4. **Cathode Reaction**: - At the cathode, the reduction of hydrogen ions (H⁺) occurs: \[ 2 \text{H}^+ + 2 \text{e}^- \rightarrow \text{H}_2 \] - This produces dihydrogen gas (H2). 5. **Final Products**: - From the anode, the products are ethane (C2H6) and carbon dioxide (CO2). - The products at the cathode are dihydrogen (H2), but since the question specifically asks for products at the anode, we focus on ethane and carbon dioxide. 6. **Conclusion**: - Therefore, the products formed at the anode during the electrolysis of sodium ethanoate are ethane (C2H6) and carbon dioxide (CO2). ### Final Answer: The products at the anode are ethane (C2H6) and carbon dioxide (CO2). ---

To solve the question regarding the products formed at the anode during the electrolysis of an aqueous solution of sodium ethanoate (sodium acetate), we can follow these steps: ### Step-by-Step Solution: 1. **Identify the Electrolysis Process**: - When sodium ethanoate (CH3COONa) is dissolved in water, it dissociates into sodium ions (Na⁺) and ethanoate ions (CH3COO⁻). 2. **Electrolysis Reaction**: ...
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