Verified Solution • 2025–26 Session moderate

QNEET-2013-Ch-1575: NEET 2013 Chemistry - Class 12 NEET-2013-Ch-1575 Solution: Which is diamagnetic? \([Co(F)_6]^{3-}\) \([Ni(CN)_4]^{2-}\)…

Which is diamagnetic? [Co(F)6]3−[Co(F)_6]^{3-} [Ni(CN)4]2−[Ni(CN)_4]^{2-} [NiCl4]2−[NiCl_4]^{2-} [Fe(CN)6]3−[Fe(CN)_6]^{3-}

Multiple Choice Options

  • A [Co(F) 6 ] 3 −- _
  • B [Ni(CN) 4 ] 2 −- _
  • C [NiCl 4 ] 2 −- _
  • D [Fe(CN) 6 ] 3 −- _

Step-by-Step Verified Solution

Ni +2 = 3d 8 CN � is a strong ligand and causes pairing of 3d electrons of Ni 2+ . As no unpaired electrons presents so it is diamagnetic.

Related Learning Resources & Exam Preparation