Which of the following name formula combinations is not correct?

A

K$$_2$$[Pt(CN)$$_4$$] - Potassium tetracyanoplatinate (II)

B

[Mn(CN)$$_5$$]$$^{2-}$$ - Pentacyanomangonate (II) ion

C

K[Cr(NH$$_3$$)$$_2$$Cl$$_4$$] - Potassium diammine tetrachlorochromate (III)

D

[Co(NH$$_3$$)$$_4$$(H$$_2$$O)I]SO$$_4$$ - Tetraammine aquaiodo cobalt (III) sulphate