question_answer

The type of magnetism exhibited by \[{{\left[ Mn{{\left( {{H}_{2}}O \right)}_{6}} \right]}^{2+}}\] ion is [IIT 1994]

A) Paramagnetism

B) Diamagnetism

C) Both A and B

D) None of these

Correct Answer: A

Solution :

  \[M{{n}^{2+}}\] In presence of \[{{H}_{2}}O\]which is a weak ligand no pairing occurs which results in unpaired electrons left in the compound, due to which it shows paramagnetism.