Match the following
1. PCl3 (i). 2 lone pairs (I) 5 Ligands
2. ClF3 (ii). 3 lone pair (II) 3 Ligands
3. XeF6 (iii). 0 lone pair (III) 6 Ligands
4. SbCl5 (iv). 1 lone pairs (IV) 4 Ligands
The I.U.P.A.C. name for [Ni(NH3)4][NiCl4] is: