Electronic transition energy (E), wavelength (λ), oscillator strength (f) and main contributions.

	E (eV)	λ (nm)	f	Contributions
2a	3.77	329	0.5068	H → L+1 (56%)
				H−1 → L (44%)
2a·Ag+	3.76	330	0.5633	H−1 → L (59%)
				H−1 → L+1 (23%)
2a·Hg2+	3.74	332	0.4972	H → L+2 (68%)
				H → L (17%)
2b	3.84	323	0.7064	H−1 → L+1 (38%)
				H → L (29%)
				H → L+1 (17%)
2b·Ag+	3.77	329	0.8054	H → L+1 (58%)
				H−1 → L (39%)
2b·Hg2+	3.42	363	0.6349	H → L+1 (81%)
				H−1 → L+1 (12%)