First slide
Periodic Trends
Question

Which one is a wrong statement?

Moderate
Solution

orbital angular momentum=ll+1h2π; for s orbitals l=0;n,l,m are enough to designate orbital but n,l,m,s are required to designate electron

According to quantum mechanical model of atom ,the magnetic quantum number for  pz=0;dz2=0

According to Hund's rule of maximum multiplicity, the correct configuration of N’ is

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