Write the name, stereochemistry and magnetic behaviour of the following:

(At. nos. Mn = 25, Co = 27, Ni = 28)

(i) K4[Mn(CN)6]

(ii) [Co(NH3)5Cl]Cl2

(iii) K2[Ni(CN)4]​

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1 Answers

Name of the Complex Hybridisation of metal ion involved Geometry of complex Magnetic behaviour
Potassium hexacyano manganate (II)

 
d2sp3 Octahedral

 
Paramagnetic



 
Pentaammine Chloridocobalt (III) Chloride

 
d2sp3 Octahedral

 
Diamagnetic


 
Potassium tetra cyanonikelate (II)

 
dsp2 Square planar

 
Diamagnetic

 

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