Electron Donor-Acceptor Interaction of 8-Hydroxyquinoline with Citric Acid in Different Solvents: Spectroscopic Studies

Table 1

Absorption maxima, ionization potential, standard Gibb’s free energy change, formation constant, and molar extinction coefficient of CT complex in methanol and ethanol.

Solvent	(nm)	IP (ev)	(kJ/mol)	× 10^−6 (L mol^−1)	× 10^−6; (L mol^−1cm^−1)
Ethanol	320	10.54	−43.48	7.14	2
Methanol	325	10.46	−33.33	6.67	5