Yoona posted an MCQ
May 05, 2021 • 14:43 pm 1 points
  • IIT JAM
  • Geology (GG)

A pyroxine mineral having equal amount of cao and feo molecules is known as

A pyroxine mineral having equal amount of CaO and FeO molecules is known as

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    Saurabh 1 best-answer

    Correct answer would be Hedenbergite(A)... Well it's quite visible in the chemical formula of the respective mineral. Hypersthene chemical formula is --> CaFeSi₂O₆ now breaking it in terms of oxides we have, CaO.FeO.2SiO2 ... So clearly, equal moles of CaO and FeO.

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