Octahedral complex has hybridisation,

Inner complex has hybridisation,

The number of unpaired electrons in $[Co(N{H}_3{)}_6{]}^{3+}[Co(NH\_3)\_6]^\{3+\}$ is

The number of unpaired electrons in $[Ni(Cl{)}_4{]}^{2-}[Ni(Cl)\_4]^\{2-\}$and $[Ni(CN{)}_4{]}^{2-}[Ni(CN)\_4]^\{2-\}$ are respectively,

Among the following complexes, the highest magnitude of crystal field stabilisation energy will be for $[Co(H_{2}O{)}_6{]}^{3+},[CO(CN{)}_6{]}^{3-},[Co(H\_2O)\_6]^\{3+\}\; ,\; [CO(CN)\_6]^\{3-\}\; ,$ $[Co(N{H}_3{)}_6{]}^{3+},[Co{F}_3{]}^{3-}[Co(NH\_3)\_6]^\{3+\}\; ,\; [CoF\_3]^\{3-\}$

The number of unpaired electrons in a low spin octahedral complex ion of $d^{1}d^1$ is

The number of unpaired electrons in a high spin octahedral complex ion of $d^{7}d^7$ is

Ligand used in the estimation of hardness of water is

Which of the following complexes will give a white precipitate on treatment with a solution of barium nitrate?

Cisplatin compound is used in the treatment of