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प्रश्न
In the electrolysis method of boron extraction the cathode is made of ______.
विकल्प
Carbon
Boric anhydride
Mg
Iron rod
MCQ
रिक्त स्थान भरें
उत्तर
In the electrolysis method of boron extraction the cathode is made of Iron rod.
Explanation:
Electrolysis of fused \[\ce{B2O3 + MgO + MgF}\]
Temperature = 1373 K.
anode = carbon & cathode = iron rod.
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