Which one of the following molecule has 15 lone pairs on bonded atoms and 1 lone pair on central atom ?
(1) . . . . .No lp on central atom . . . … (7 x 3) lp on bonded atoms
(2) . . . . 2 lp on central atom . . . . (3 x 3) lp on bonded atoms
(3) . . . . 3 lp on central atom . . . . (2 x 3) lp on bonded atoms
(4) . . . . 1 lp on central atom . . . . (5 x 3) lp on bonded atoms