Question

The radii of the first four Bohr orbits of hydrogen atom are related as ____________.

Options

• `1 : 1/4 : 1/9 : 1/16`

• `1 : 1/2 : 1/3 : 1/4`

• 1 : 4 : 9 : 16

• 1 : 2 : 3 : 4

Answer 1

The radii of the first four Bohr orbits of hydrogen atom are related as 1 : 4 : 9 : 16.

Explanation:

`"r" prop "n"^2`