Coordination Compounds

Bihar Board Class 12 · Chemistry · 33 past questions

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1. Q6 2025 Set D

   The effective atomic number (E.A.N.) of cobalt in complex ion $[Co(en)_2Cl_2]^+$ is

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2. Q7 2025 Set D

   The structure of complex ion $[\text{Ni (CN)}_4]^{2-}$ is

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3. Q9 2025 Set D

   Which of the following cannot show linkage isomerism ?

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4. Q10 2024 Set D

   Which of the following has the highest molar electrical conductance in aqueous solution ?

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5. Q16 2023 Set F

   The oxydation number of Pt in $[Pt(C_2H_4)Cl_3]^-$ is

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6. Q18 2022 Set E

   Which of the following is paramagnetic ?

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7. Q19 2022 Set E

   The complex ion in which central metal atom has no $d$-electron is

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8. Q20 2022 Set E

   Which statement is incorrect ?

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9. Q29 2018

   Which complex has maximum paramagnetic moment value amongst the following-

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10. Q31 2017

    The EAN of cobalt in the complex ion $[Co(en)_2Cl_2]$ is -

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