Sphalerite (ZnS) Is the Chief Ore of Zinc

question 40

Multiple Choice

Sphalerite (ZnS) is the chief ore of zinc. In the unit cell of sphalerite, ________

• A)all of the octahedral holes are filled with cations.
• B)half of the octahedral holes are filled with cations.
• C)all of the tetrahedral holes are filled with cations.
• D)half of the tetrahedral holes are filled with cations.
• E)cations occupy standard atomic positions in the unit cell, not the holes.

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