In a face centred cubic lattice, atoms of A form the corner points and atoms of
Question:

In a face centred cubic lattice, atoms of A  form the corner points and atoms of B form

the face centred points. If two atoms of A are missing from the corner points, the formula

of the ionic compound is

  1. $\mathrm{AB}_{2}$

  2. $\mathrm{AB}_{3}$

  3. $\mathrm{AB}_{4}$

  4. $A_{2} B_{5}$


Correct Option: , 3

Solution:

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