1.

If the unit cell of a mineral has cubic close packed (ccp) array of oxygen atoms with m fraction of octahedral holes occupied by aluminium ions and n fraction of tetrahedral holes occupied by magnesiums ions, m and n respectively, areA. `(1)/(2),(1)/(8)`B. `1,(1)/(4)`C. `(1)/(2),(1)/(2)`D. `(1)/(4),(1)/(8)`

Answer» Correct Answer - A


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