Out of the following. How many have correct IUPAC naming :

(1) [Ni(CN) 4 ] 2– - Tetracyanonickel (II) ion

(2) [Pt(Py) 4 ] [PtCl 4 ] - Tetrapyridine platinum (II) tetrachloride platinate (II)

(3) [Ni(dmg) 2 ] - Bis(dimethylglyoximato) nickel (II)

(4) K 3 [Fe(CN) 5 NO] - Potassium pentacyanonitrosylferrate (II)

(5) [Fe(CO) 5 ] - Pentacyanocarbonyl Ferrate (O)

(6) K 2 [HgI 4 ] - Potassium tetraiodidomercurate (II)

(7) [Pt(NH 3 ) 4 ] [CuCl 4 ] - Tetraammineplatinum (IV) tetrachlorido cuprate (II)

(8) [Cu(gly) 2 ] - Diglycinate copper (II)

(9) K 4 [Fe(CN) 6 ] - Potassium hexacyanidoferrate (II)

(10) [Pt(NH 3 ) 6 ] Cl 4 - Hexaammine platinum (IV) chloride.