Question

The ratio of the difference between 2nd and 3rd
Bohr's orbit energy to that between 3rd and 4th orbit
energy is
(a) 7/20
(b) 20/7
(c) 27/9
(d) 9/27
(a)
(b)
(c)
(d)
Question-2:
4 points

Answer 1

Answer:

20 /7 is the answer

Explanation:

Ok just go and best of luck