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In the extraction of aluminium from alumina by electrolysis, cryolite is added to - Chemistry

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प्रश्न

In the extraction of aluminium from alumina by electrolysis, cryolite is added to

विकल्प

  • Lower the melting point of alumina

  • Remove impurities from alumina

  • Decrease the electrical conductivity

  • Increase the rate of reduction

MCQ

उत्तर

Lower the melting point of alumina

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  क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
अध्याय 1: Metallurgy - Evaluation [पृष्ठ २२]

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सामाचीर कलवी Chemistry - Volume 1 and 2 [English] Class 12 TN Board
अध्याय 1 Metallurgy
Evaluation | Q 13. | पृष्ठ २२
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