Question: Question #7 (4 marks) Sketch the CaF2 structure and describe it in terms of packing and filling of octahedral and/or tetrahedral holes. How is this

$Question \#7 (4 marks) Sketch the CaF2 structure and describe it$

Question \#7 (4 marks) Sketch the CaF2 structure and describe it in terms of packing and filling of octahedral and/or tetrahedral holes. How is this structure different from zinc blende? Question \#8 (3 marks) Compare the CsCl and CaF2 lattices, particularly their coordination numbers. Is CsCl closepacked? Is it BCC ? Enter your answer in the provided box. The atomic masses of the two stable isotopes of copper, 2963Cu (69.17 percent) and 2965Cu (30.83 percent), are 62.9296amu and 64.9278amu, respectively. Calculate the average atomic mass of copper. amu

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