The figure below shows a unit cell of the mineral perovskite (the titanium atom is at the centre of the cube). Which of the following is a correct chemical formula for this mineral?
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a
Ca8TiO6
b
CaTiO
c
Ca2TiO3
d
CaTiO3
answer is D.
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Detailed Solution
Effective number of Ca =8×18=1Effective number of T = 1 × 1 = 1Effective number of O =6×12=3∴ Formula = CaTiO3
The figure below shows a unit cell of the mineral perovskite (the titanium atom is at the centre of the cube). Which of the following is a correct chemical formula for this mineral?