Question

Explain

aufbau principle and hunds rule with
example?
rule​

Answer 1

Answer:

AFBAU PRINCIPLE

THE ORBITAL WILL BE FILLED IN INCREASING ORDER OF THERE ENERGIES

MEANS THE ORBITAL HAVING LOWER ENERGY WILL BE FILLED FIRST

ENERGY CAN BE GET BY = n+l

IF N+L VALUES IS SAME IN ANY TWO ORBITALS LIKE 3D AND 4P THEN THE ONE WHOSE N IS GREATER HAS MORE ENERGY

HUND'S RULE

IN ANY SHELL ALL ORBITAL MUST BE PAIRED AFTER THEY GET ONE ELECTRON EACH ORBITAL IN WHOLE SHELL

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Answer 2

Answer:

Aufbau principle. This principle explains filling up electrons in rising orbital energy. for example. 1s orbital should be fulfilled before 2s orbital for 1s is lower in energy than 2s orbital. By regarding these three rules, the electron configuration of an atom is composed.

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