Question

The ratio of r4 and r3 for hydrogen atom and that of li2+ ion

Answer 1

Explanation:

Now, for hydrogen atom value of n is 1. Hence r4 = 16 * 0.529 and r3 = 9*0.529. Radius difference will be 7 * 0.529. Thus the ratio will be 3:1 if we equate both the equations.