. ni(nh3)4cl2 7. [crcl2(oh2)4] 8. [crcl4(oh2)2]- 9. [cr(oh2)(nh3)5]3 10.[ga(oh)cl3]- 11.cis-[ptbrcl(no2)2]2- 12.trans-[co(oh)clen2] 13.[mn(co)3(c6h6)] 14.[ni(co)4] is 15.nh4[aucl4] 16.potassium hexacyanoferrate(iii) 17.sodium hexafluoroaluminate(iii) 18.pentaaquabromomanganese(iii) sulfate 19.hexaamminechromium(iii) nitrate 20.sodium tetrahydroxochromate(iii) 21.hexaammineruthenium(iii) tetrachloronickelate(ii) 22.tetraamminecopper(ii) pentacyanohydroxoferrate(iii) 23.potassium diaquatetrabromovanadate(iii) 24.[al(oh2)6]br3 25.[cr(nh3)6]cl3 26.potassium hexafluoroferrate (iii)