Question
The total energy of an ionic solid is given by an expression E = - α e2/4πϵ0r + B/r9 where α is Madelung
constant, r is the distance between the nearest neighbours in the crystal and B is a constant. If r0 is the equilibrium separation between the nearest neighbours then the value of B is
constant, r is the distance between the nearest neighbours in the crystal and B is a constant. If r0 is the equilibrium separation between the nearest neighbours then the value of B is
Answer: Option A
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