हिंदी

Which of the following is not an ore of magnesiuim? -

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प्रश्न

Which of the following is not an ore of magnesiuim? 

विकल्प

  • Carnallite

  • Dolomite

  • Calamine

  • Sea water

MCQ

उत्तर

Calamine

Explanation:

Calamine (ZnCO3) is a zinc metal ore.

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