A hydrogen atom, initially in the ground state is excited by absorbing a photon of wavelength 980 |
|||
(a) |
9a0 |
(b) |
25a0 |
(c) |
4a0 |
(d) |
16a0 |
A hydrogen atom, initially in the ground state is excited by absorbing a photon of wavelength 980 |
|||
(a) |
9a0 |
(b) |
25a0 |
(c) |
4a0 |
(d) |
16a0 |
Energy of photon==12.75eV
∴Electron will excite to n=4 since ‘R’∝ n2
∴Radius of atom will be 16a0