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  3. Chemistry
  4. Zinc blende, willemite, franklinite, zincite and calamine are minerals of zinc. One of these minerals of zinc contains metal, nonmetal and metalloid elements in its chemical formula. The total number of atoms present per molecule in this mineral is .

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Q. Zinc blende, willemite, franklinite, zincite and calamine are minerals of zinc. One of these minerals of zinc contains metal, nonmetal and metalloid elements in its chemical formula. The total number of atoms present per molecule in this mineral is ___.

General Principles and Processes of Isolation of Elements

Solution:

The mineral is willemite $\left( Zn _{2} SiO _{4}\right)$ which contains zinc (metal), silicon (metalloid) and oxygen (nonmetal). The total number of atoms per molecule in this mineral is $7$ .