Question

Which of the following name formula combinations is not correct?

विकल्प

• Formula	Name
  \[\ce{K2[Pt(CN)4]}\]	Potassium tetracyanoplatinate (II)

• Formula	Name
  \[\ce{[Mn(CN)5]^{2-}}\]	Pentacyanomangnate (II) ion

• Formula	Name
  \[\ce{K[Cr(NH3)2Cl4]}\]	Potassium diammine tetrachlorochromate (III)

• Formula	Name
  \[\ce{[Co(NH3)4(H2O)I]SO4}\]	Tetraammineaquaiodido cobalt (III) sulphate.

Answer 1

Formula	Name
\[\ce{[Mn(CN)5]^{2-}}\]	Pentacyanomangnate (II) ion

Explanation:

Pentacyanomangnatc (III) is the correct IUPAC name of \[\ce{[Mn(CN)5]^{2-}}\].