(A) The complex $[Co(H_2O)_6]Cl_3$ contains the $[Co(H_2O)_6]^{3+}$ ion. In this complex,the oxidation state of $Co$ is $+3$. The electronic configura

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(A) The complex $[Co(H_2O)_6]Cl_3$ contains the $[Co(H_2O)_6]^{3+}$ ion. In this complex,the oxidation state of $Co$ is $+3$. The electronic configuration of $Co^{3+}$ is $3d^6$. Due to the presence of $H_2O$ as a weak field ligand,it forms a high-spin octahedral complex. This complex is known to be pink in color.

Class 12 Chemistry Coordination Compounds Hybridisation and Geometry

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What is the color of the complex $[Co(H_2O)_6]Cl_3$?

A
Pink
B
Violet
C
Yellow
D
Green

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What is the color of the complex $[Co(H_2O)_6]Cl_3$?

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Which of the following statements is correct for the complexes $Ni(CO)_4$ and $[Ni(CN)_4]^{2-}$?

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