Which one of the following is the correct statement ?

Among the given option, for option (a) 2 6 3 B H .2NH is not known as ‘inorganic benzene’. The actual formula of inorganic benzene is 3 3 6 B N H . For option (b) Boric acid is not a protonic acid, it does not donate a proton, it is a Lewis acid, in the water it accepts electrons from a water molecule and forms 4 B(OH)- ion. For option (c) Beryllium exhibits a coordination number of 4, as it has only 4 orbitals in its outermost shell. For option (d) due to the diagonal relationship, chlorides of both beryllium and aluminium have bridged chloride structures in the p-BLOCK (GROUP 13 AND 14) 10