Digital Electronics - De Morgan's Theorem II

Why atomic sub shells are labeled s,p,d and f? - A historical note

Credits: 

The Origin of the s, p, d, f Orbital Labels

William B. Jensen,J. Chem. Educ., 2007, 84 (5), p 757

DOI: 10.1021/ed084p757

Digital Electronics Assignment Problems - Kindly submit before 01.03.2019

Black Board Snapshots for unit II Lecture in Atomic and Nuclear Physics - On 27.01.2019

Black Board Snapshots for unit II Lecture in Atomic and Nuclear Physics - On 23.01.2019

Black Board Snapshots for unit II Lectures in Digital Electronics - 22.01.2019

Black Board Snapshots for unit II Lecture in Atomic and Nuclear Physics - On 21.01.2019

Oops ! What a blunder I made Carbon's atomic number is not 12 but 6. My dyslexic brain mixed atomic weight with atomic mass ! Sorry Friends ! Read Carbon(C) as Magnesium(Mg) !

Carbon's Electron Configuration [He] 2s² 2p^{2
Magnesium's Electron Configuration is} [Ne] 3s²

Black Board Snapshots for unit II Lectures in Digital Electronics - 21.01.2019

Any guess how this works ?

Black Board Snapshots for unit II Lecture in Atomic and Nuclear Physics - On 13.01.2019