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Which of the following metals are obtained by electrolysis of their chlorides in molten state? Na Ca Fe Cu - Science

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Question

Which of the following metals are obtained by electrolysis of their chlorides in molten state?

  1. Na
  2. Ca
  3. Fe
  4. Cu

Options

  • (i) and (iv)

  •  (iii) and (iv)

  • (i) and (iii)

  • (i) and (ii)

MCQ

Solution

(i) and (ii)

Explanation - 

Sodium and calcium are the metals obtained from their chloride ores by electrolysis in the molten state.

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Chapter 3: Metals and Non-metals - Multiple Choice Questions [Page 21]

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NCERT Exemplar Science [English] Class 10
Chapter 3 Metals and Non-metals
Multiple Choice Questions | Q 18. | Page 21
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