Indicate the number of unpaired electrons in
Kr

Indicate the number of unpaired electrons in Si

Indicate the number of unpaired electrons in Fe

Indicate the number of unpaired electrons in Cr

Indicate the number of unpaired electrons in P

Indicate the number of unpaired electrons in : Cr (Z=24)

Indicate the number of unpaired electrons in : Si (Z=14)

Indicate the number of unpaired electrons in : Si (Z=14)

On the basis of CFT predict the number of unpaired electrons in [CrF_6]^(3-)

Draw qualitatively energy-level diagram showing d-orbital splitting in the octahedral environment. Predict the number of unpaired electrons in the complex [Fe(CN)_6]^(4-) . Is the complex diamagnetic or paramagnetic? Is it coloured? Explain.

Considering H_2O as a weak field ligand, the number of unpaired electrons in [Mn(H_2O)_6]^(2+) will be (At. no. of Mn=25 )