Using Bohr's formula for energy quantisation, determine (i) the largest wavelength in Balmer series of hydrogen atom spectrum and (ii) the excitation energy of `n = 3` level of `He^(+)` ion. Given `R = 1.097 xx 10^(7) m^(-1)`

Using Bohr's formula for energy quantization, determine (i) the longest wavelength in Lymann series of hydrogen atom spectrum. (ii) the excitation energy of the n=3 level of He^(+) atom. (iii) the ionization potential of the ground state of Li^(++) atom.

Assuming Bohr's atomic model find (a)largest wavelength in Balmer series, (b)the excitation energy of n=3 level of He^+ atom.

Calculate the shortest wavelength of Balmer series in Hydrogen atom spectrum. Given R = 10970000 m^-1

What is the maximum wavelength of line of Balmer series of hydrogen spectrum (R=1.09xx10^(7)m^(-1)) -

What is the maximum wavelength of line of Balmer series of hydrogen spectrum (R=1.09xx10^(7)m^(-1)) -

Find the two longest wavelength ("in" Å) emitted when hydrogen atom make transition and the spectrum lines lie in the visible region (R = 1.097 xx 10^(7) m^(-1))