MCQ
पाइराइट का सूत्र है$-$
  • $FeS_2$
  • B
    $Fe_2O_3$
  • C
    $FeSO_4$
  • D
    उपयुक्त में से कोई नहीं

Answer

Correct option: A.
$FeS_2$
$FeS_2$

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