Boron form a covalent Compound due to
In diborane the Two H-B-H angles are nearly
The stability of +1 oxidation state increases in the sequence
Al<Ga<In<Tl
Tl<In<Ga<Al
In<Tl<Ga<Al
Ga<In<Al<Tl
The Order is due to inert pair effect
Which of the following is most acidic
Cohen Orthoboric acid (H3BO3) is strongly heated, the residue is
2H3 BO3 → B2O3 + 3H2O
