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Coordination Compounds question

2023 · 8 Apr · Shift 1 · Q2
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  5. /2023 · 8 Apr · Shift 1 · Q2

Coordination Compounds question

2023 · 8 Apr · Shift 1 · Q2

JEE MainChemistryCoordination CompoundsMCQ+4 / −1
Which of the following complex is octahedral, diamagnetic and the most stable?
  1. A
    Na3[CoCl6]\mathrm{Na}_{3}\left[\mathrm{CoCl}_{6}\right]Na3​[CoCl6​]
  2. B
    [Co(H2O)6]Cl2\left[\mathrm{Co}\left(\mathrm{H}_{2} \mathrm{O}\right)_{6}\right] \mathrm{Cl}_{2}[Co(H2​O)6​]Cl2​
  3. C
    K3[Co(CN)6]\mathrm{K}_{3}\left[\mathrm{Co}(\mathrm{CN})_{6}\right]K3​[Co(CN)6​]
  4. D
    [Ni(NH3)6]Cl2\left[\mathrm{Ni}\left(\mathrm{NH}_{3}\right)_{6}\right] \mathrm{Cl}_{2}[Ni(NH3​)6​]Cl2​
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