One energy difference between the states `n = 2` and `n= 3` is `EeV`, in hydrogen atom. The ionisation potential of `H` atom is -

The ionisation potential of H_2 atom is

The ionisation potential of hydrogen atom is

The ionisation potential of hydrogen atom is

What is the energy difference between the n=2 and n=3 levels for the hydrogen atom?

What is the ionisation potential of hydrogen atom?

What is the ionisation energy of hydrogen atom?

In hydrogen atom, if the difference in the energy of the electron in n = 2 and n = 3 orbits is E , the ionization energy of hydrogen atom is