In the following ions:
Mn3+, v3+, Cr3+, Ti4+
(Atomic no: Mn = 25,V = 23, Cr = 24,Ti = 22)
(a) Which ion is most stable in an aqueous solution?
(b) Which ion is the strongest oxidizing agent?
(c) Which ion is colourless?
(d) Which ion has the highest number of unpaired electrons?
