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Chemistry Question on coordination compounds

Choose the correct statement(s) among the following:

A

[FeCl4]−\left[ FeCl _{4}\right]^{-}has tetrahedral geometry

B

[Co(en)(NH3)2Cl2]+\left[ Co ( en )\left( NH _{3}\right)_{2} Cl _{2}\right]^{+}has 2 geometrical isomers

C

[FeCl4]−\left[ FeCl _{4}\right]^{-}has higher spin-only magnetic moment than [Co(en)(NH3)2Cl2]−\left[ Co ( en )\left( NH _{3}\right)_{2} Cl _{2}\right]^{-}

D

The cobalt ion in [Co(en)(NH3)2Cl2]+\left[ Co ( en )\left( NH _{3}\right)_{2} Cl _{2}\right]^{+}has sp3d2s p^{3} d^{2} hybridization

Answer

[FeCl4]−\left[ FeCl _{4}\right]^{-}has tetrahedral geometry

Explanation

Solution

**A.[FeCl4]−\left[ FeCl _{4}\right]^{-}has tetrahedral geometry **
C.[FeCl4]−\left[ FeCl _{4}\right]^{-}has higher spin-only magnetic moment than [Co(en)(NH3)2Cl2]−\left[ Co ( en )\left( NH _{3}\right)_{2} Cl _{2}\right]^{-}