Lattice energy of NaCl is `X'. If ionic size of A2+ is equal to Na+ and B2– is equal to Cl–, then lattice energy of AB is
A) x
B) 2x
C) 4x
D) 8x
Lattice energy of NaCl is `X'. If ionic size of A2+ is equal to Na+ and B2– is equal to Cl–, then lattice energy of AB is