List of top Chemistry Questions on Bohr's model of hydrogen atom asked in Assam CEE

If \(\lambda_{Li^{2+}}\) and \(\lambda_D\) represent the wavelengths related to first line (shortest line) of Lyman series of line spectrum of \(Li^{2+}\) and \(^2_1H\) respectively, then \(\lambda_{Li^{2+}} : \lambda_D\) is