The central atom in the sodite ion. 10 is surrounded by 3 [1] 121 [31 [4] [5] i single bond, i double bond and 2 lone pairs of electrons bonding pairs and i unshared pair of electrons 1 bonding pair and 3 unshared pairs of electrons 2 double bonds and no unshared pairs of electrons. 4 bonding pairs and 4 lone pairs of electrons. (24) draw the lewis structure of sos. the formal charge of sis +2 [2] [3] 0 [4] -1 [5] -2 (25) the shape of a molecule is square planar how many lone pairs of electrons are there on the central atom? [1] [2] [3] 1 2 3 [5] 5 (26) a species that is isoelectronic with the nitrate ion and hence would have the same shape is [2] [3] [4] [5] sulphur trioxide sulphite ion phosphine, ph3 water chlorite ion (27) which of the following has a dipole moment? [1] [2] [3] [4] [5] sf6 pcs bf3 sf4 cci: