What is the radius of the 4th orbit of `He^(+)`

The radius of the smallest orbit of the electron( aO) in hydrogen atom is 0.053 nm. What is the radius of the 4th orbit of the electron in hydrogen atom.

Calculate the radius of the I^(st) Bohr orbit of He^(+)

Calculate the radius of the I^(st) Bohr orbit of He^(+)

The radius of the forst Bohr orbit of hydrogen atom is 0.59 Å . The radius of the third orbit of He^(+) will be

Radius of 5^(th) Bohr orbit in hydrogen atom is 132.5xx10^-(11)m. What will be the radius of the third orbit in overset@A ?

What would be the radius of second orbit of He^(+) ion?

What would be the radius of second orbit of He^(+) ion?