Although $Cr^{3+}$ and $Co^{2+}$ ions have same number of unpaired electrons but the magnetic moment of $Cr^{3+}$ is $3.87\,BM$. and that of $Co^{2+}$ is $4.87\,BM$. Why ?
Which of the following is diamagnetic transitional metal ion
The element exhibiting most stable $ + \,2$ oxidation state among the following is
Which of the following ion is diamagnetic
Four successive members of the first row transition elements are listed below with their atomic numbers. Which one of them is expected to have the highest third ionization enthalpy
Amalgams are