Hydrolysis
See table below for values of Ka for metal ions. Greater values of Ka for ions with larger charge and smaller size.
Na+ 95 pm 3.3 x 10-15
Li+ 60 pm 1.5 x 10-14
Be2+ 31 pm 3.2 x 10-7
Mg2+ 65 pm 3.8 x 10-12
Ba2+ 135 pm 1.5 x 10-14
Cr3+ 69 pm 9.8 x 10-5
Zr4+ 78 pm 6.0 x 10-1