Give the formulae of the following compounds:
(a) Potassium tetrahydroxidozincate(II)
(b)Hexaammineplatinum (IV) chloride

Write the formula for the following coordination compounds (a) Tetrahydroxozincate (II) chloride (b) Pentaaquachloridochromium (II) chloride (c ) Tetrabromidocuprate (II) ion (d) Pentacarbony1 iron (0) (e) Potassium tetracyanocuprate(II) (f) Tetraamminediaquanickel (II) sulphate (g) Tetraaquadichloridoiron (III) ion (h) Potassium trioxalatochromate (i) Pentachloridoazidoosmiate (VI) ion (j)Triaquachloridoplatinum (II) bromide .

Give the name of elements present in the following compounds. Potassium sulphate