Statement I; Boron can show +3 oxidation state in its compounds.
Statement II; Boron can form trivalent cation
Statements I and II are correct
Statement I is correct and statement II is incorrect
Statement I is incorrect and statement II is correct
Statements I and II are incorrect
Due to very high values of IP1, IP2, IP3 Boron cannot form trivalent cation but Boron can show +3 state in its compounds(BF3,B2O3 etc)