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Coordination Compounds

JEE Advanced · Chemistry · 55 past questions

31 of 55 · show all

  1. Q1 2026 Paper 1
    The total number of all possible isomers for the square planar complex with formula K[M(NCS)(NO$_2$)(gly)] is…
  2. Q3 2025 Paper 1
    The correct order of the wavelength maxima of the absorption band in the ultraviolet-visible region for the…
  3. Q6 2024 Paper 1
    Among the following options, select the option in which each complex in Set-I shows geometrical isomerism and…
  4. Q7 2024 Paper 1
    Among V(CO)$_6$, Cr(CO)$_5$, Cu(CO)$_3$, Mn(CO)$_5$, Fe(CO)$_5$, [Co(CO)$_3$]$^{3-}$, [Cr(CO)$_4$]$^{4-}$…
  5. Q8 2024 Paper 1
    Among the following complexes, the total number of diamagnetic species is ______.…
  6. Q9 2024 Paper 2
    Among $[\mathrm{Co(CN)_4}]^{4-}$, $[\mathrm{Co(CO)_3(NO)}]$, $\mathrm{XeF_4}$, $[\mathrm{PCl_4}]^{+}$…
  7. Q10 2024 Paper 2
    When potassium iodide is added to an aqueous solution of potassium ferricyanide, a reversible reaction is…
  8. Q11 2024 Paper 2
    When potassium iodide is added to an aqueous solution of potassium ferricyanide, a reversible reaction is…
  9. Q12 2023 Paper 1
    Match the electronic configurations in List-I with appropriate metal complex ions in List-II and choose the…
  10. Q13 2023 Paper 2
    The complex(es), which can exhibit the type of isomerism shown by [Pt(NH$_3$)$_2$Br$_2$], is(are) [en =…
  11. Q14 2022 Paper 1
    LIST-I contains metal species and LIST-II contains their properties.…
  12. Q16 2021 Paper 1
    The total number of possible isomers for [Pt(NH$_3$)$_4$Cl$_2$]Br$_2$ is ___.
  13. Q17 2021 Paper 2
    The pair(s) of complexes wherein both exhibit tetrahedral geometry is(are)…
  14. Q19 2020 Paper 1
    Choose the correct statement(s) among the following…
  15. Q20 2019 Paper 2
    Total number of cis N–Mn–Cl bond angles (that is, Mn–N and Mn–Cl bonds in cis positions) present in a…
  16. Q21 2018 Paper 1
    The correct statement(s) regarding the binary transition metal carbonyl compounds is (are) (Atomic numbers…
  17. Q22 2018 Paper 2
    The correct option(s) regarding the complex $[\mathrm{Co(en)(NH_3)_3(H_2O)}]^{3+}$ (en =…
  18. Q23 2018 Paper 2
    Match each set of hybrid orbitals from LIST–I with complex(es) given in LIST–II.…
  19. Q24 2017 Paper 1
    Addition of excess aqueous ammonia to a pink coloured aqueous solution of MCl$_2$·6H$_2$O (**X**) and…
  20. Q25 2016 Paper 1
    Among [Ni(CO)$_4$], [NiCl$_4$]$^{2-}$, [Co(NH$_3$)$_4$Cl$_2$]Cl, Na$_3$[CoF$_6$], Na$_2$O$_2$ and CsO$_2$…
  21. Q30 2015 Paper 2
    Among the complex ions, $[Co(NH_2\text{-}CH_2\text{-}CH_2\text{-}NH_2)_2Cl_2]^+$, $[CrCl_2(C_2O_4)_2]^{3-}$…
  22. Q31 2014 Paper 2
    Match each coordination compound in List-I with an appropriate pair of characteristics from List-II and…
  23. Q33 2013 Paper 1
    The pair(s) of coordination complexes/ions exhibiting the same kind of isomerism is(are)
  24. Q34 2013 Paper 1
    $EDTA^{4-}$ is ethylenediaminetetraacetate ion. The total number of $N{-}Co{-}O$ bond angles in…
  25. Q38 2012 Paper 2
    For the given aqueous reactions, which of the statement(s) is (are) true ? (with a figure)
  26. Q40 2011 Paper 2
    Among the following complexes (K–P)…
  27. Q44 2010 Paper 2
    The complex showing a spin-only magnetic moment of 2.82 B.M. is
  28. Q46 2009 Paper 1
    The compound(s) that exhibit(s) geometrical isomerism is(are)
  29. Q52 2008 Paper 2
    STATEMENT-1: [Fe(H$_2$O)$_5$NO]SO$_4$ is paramagnetic.…
  30. Q54 2007 Paper 1
    Match the complexes in Column I with their properties listed in Column II. Indicate your answer by darkening…
  31. Q55 2007 Paper 2
    Among the following metal carbonyls, the C-O bond order is lowest in