The correct formula of inorganic benzene is B3N3H6 so (d) is incorrect statement Boric acid (H3BO3 or
OH
|
B
|
OH
−OH) is a Lewis acid so (a) is incorrect statement. The coordination number exhibited by beryllium is 4 and not 6 so statement (b) is also incorrect. Both BeCl2 and AlCl3 exhibit bridged structures in solid state, so (c) is correct statement.