Q18 / 180 · KCET 2007 · Chemistry

IUPAC name of $\mathrm{Na}_{3}\left[\mathrm{Co}\left(\mathrm{NO}_{2}\right)_{6}\right]$ is

  • A
    sodium hexanitrito cobaltate (II)
  • Correct answer
    B
    sodium hexanitro cobaltate (III)
  • C
    sodium hexanitrito cobaltate (III)
  • D
    sodium cobaltinitrite

Solution

The IUPAC name of $\mathrm{Na}_{3}\left[\mathrm{Co}\left(\mathrm{NO}_{2}\right)_{6}\right]$ is sodium hexanitrocobaltate (III)

Hence, the correct answer is option: 'B'.

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