Question

If the radius of first orbit of hydrogen atom is 0.53 amstrong the radius of second orbit will be?

.....please tell me formula also!!!!?

Answer 1

0.529 angstrom into z²/n

Answer 2

radius=0.529 n^2/Z

n is shell and Z is atomic no.

for 2nd shell

r=0.529×4/1

r=2.12 amstrong