Physics, asked by naughtyyogi4217, 1 year ago

why is the transition $3p^53d^2 \to 3p^63d^1$ (hydrogen atom) forbidden?

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Answered by Anonymous
7
Héy Héllø!!

So, Thé ÃnSwer is --) What I was thinking is that in 3d subshell (l=2) we have ... (spin up and down) and if we move to 3p we will fill the last  ... ·

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Answered by Anonymous
3
Hey mate ^_^

This is because a half filled sub shell or completely filled sub shell is more stable that's why (3p6)(3d0)(3p6)(3d0) since p orbital is completely filled and also according to Bohr's/Bury Rule the sub shell with lower value ofn+ln+lwill be filled first. 

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