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Coordination Compounds

Get chapter-wise JEE Main & Advanced questions with solutions

Q JEE MAIN 2021
The total number of unpaired electrons present in the complex $\mathrm{K}_3\left[\mathrm{Cr}(\text { oxalate })_3\right]$ is $\_\_\_\_$ .
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Q JEE MAIN 2021
The correct structures of trans- $\left[\mathrm{NiBr}_2\left(\mathrm{PPh}_3\right)_2\right]$ and meridonial- $\left[\mathrm{Co}\left(\mathrm{NH}_3\right)_3\left(\mathrm{NO}_2\right)_3\right]$, respectively, are
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Q JEE MAIN 2021
The calculated magnetic moments (spin only value) for species $\left[\mathrm{FeCl}_4\right]^{2-},\left[\mathrm{Co}\left(\mathrm{C}_2 \mathrm{O}_4\right)_3\right]^{3-}$ and $\mathrm{MnO}_4^{2-}$ respectively are :
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Q JEE MAIN 2021
Match List-I with List-II

Choose the most appropriate answer from the options given...
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Q JEE MAIN 2021
Given below are two statements :
Statement 1 : The identification of $\mathrm{Ni}^{2+}$ is carried out by dimethyl glyoxime in the presence of $\mathrm{NH}_4 \mathrm{OH}$.
...
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Q JEE AMIN 2021
In which of the following order the given complex ions are arranged correctly with respect to their decreasing spin only magnetic moment ?
(i) $\left[\mathrm{FeF}_6\right]^{3-}$
...
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Q JEE MAIN 2021
The number of stereoisomers possible for $\left[\mathrm{Co}(\mathrm{ox})_2(\mathrm{Br})\left(\mathrm{NH}_3\right)\right]^{2-}$ is $\_\_\_\_$ [ox = oxalate]
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Q JEE MAIN 2021
Number of bridging CO ligands in $\left[\mathrm{Mn}_2(\mathrm{CO})_{10}\right]$ is $\_\_\_\_$ .
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Q JEE MAIN 2021
The equivalents of ethylene diamine required to replace the neutral ligands from the coordination sphere of the trans-complex of $\mathrm{CoCl}_3 .4 \mathrm{NH}_3$ is $\_\_\_\_$ (Round...
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Q JEE MAIN 2021
The hybridization and magnetic nature of $\left[\mathrm{Mn}(\mathrm{CN})_6\right]^{4-}$ and $\left[\mathrm{Fe}(\mathrm{CN})_6\right]^{3-}$, respectively are:
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