The radius of the first orbit of H-atom is r. then the radius of the first orbit of `Li^(2+)` will be:

The radius of the first orbit of H-atom is 0.53 Å. Find the radius of the fifth orbit.

The radius of the first orbit of H-atom is 0.53 Å. Find the radius of the fifth orbit.

The radius of first Bohr orbit in H-atom is 0.53 Å. The radius of third orbit is

If the radius of the second orbit of hydrogen atom is a Å then radius of the first orbit of Li^(2+) ion (in Å ) will be

If the radius of the second orbit of hydrogen atom is a Å then radius of the first orbit of Li^(2+) ion (in Å ) will be

If the radius of the first Bohr orbit of H atom is 0.5Å , the radius of third orbit will be

The radius of 1^(st) orbit of H-atom is 0.53A^(@) .Then the radius of 5^(th) orbit of Li^(+2) is "

The radius of the first Bohr orbit for H^(o+) is

The radius of the first Bohr orbit for H^(o+) is