MCQ
मैट में मुख्यतः होता है-
  • A
    FeS
  • B
    $Cu _2 S$
  • $Cu _2 S$ तथा FeS
  • D
    $Cu _2 S$ तथा $Fe _2 S_3$

Answer

Correct option: C.
$Cu _2 S$ तथा FeS
C

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