Quinuclidine and triethylamine are both tertiary amines. Quinuclidine, however, is aconsiderably stronger base than triethylamine. Stated alternatively, the conjugate acid ofquinuclidine is a considerably weaker acid than the conjugate acid of triethylamine.
Ionic Charges Chart Cations 1+ 2+ 3+ ammonium NH 4+ barium Ba2+ aluminum Al3+ + 2+ 3+ cesium Cs beryllium Be chromium(III) Cr + 2+ 3+ gold(I) Au cadmium Cd cobalt(III) Co hydrogen H + calcium Ca2+ gold(III) Au 3+ lead(I) Pb + cobalt(II) Co2+ iron(III) Fe3+ + 2+ 3+ lithium Li copper(II) Cu manganese(III) Mn + 2+ potassium K iron(II) Fe silver Ag + lead(II) Pb2+ sodium Na + magnesium Mg 2+ + 2+ 4+ copper(I) Cu manganese(II) Mn 2+ tin(IV) Sn4+