Electron and orbital

->Why the electrons are taken from 4S orbital then from 3d orbital and -> in which orbital between 3d and 4S the electrons are filled first and why? ->And 3d is an orbit or orbital ? I'm pretty confused that ->kab n+l rule lagana h , kab sirf n check karna h .. Could anyone help in clarifying it out ?
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iTeachChem Helper
@Dexter
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Say_miracle_shadow
Say_miracle_shadowOP6mo ago
Sir please share the link where you have mentioned about electron filling and electron removal process @iTeachChem
iTeachChem
iTeachChem6mo ago
Its on my videos dude. Check the bento link on my bio You can also look up aufbau principle on any standard book for this.
Say_miracle_shadow
Say_miracle_shadowOP6mo ago
Okay sir Thank you sir @iTeachChem + solved @iTeachChem
iTeachChem Helper
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