Which idea states that when multiple orbitals of the same energy level are filled with electrons that no one orbital will hold two electrons before all the orbitals are holding least one electron?

Pauli's exclusion principle

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Octet rule

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Aufbau principle

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Hund's rule

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Solution

The correct option is A Pauli's exclusion principle
Pauli's exclusion principle states that when multiple orbitals of same energy level are filled with electrons that no one orbital will hold $2$ electrons before all the orbitals are holding least one electron. Hence answer is option A.

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Similar questions

Rules	Statements
A) Hund's rule of maximum multiplicity	P) No two electrons in an atom can have the same set of quantum numbers
B) Aufbau principle	Q) Half-filled and completely filled orbitals have extra stability
C) Pauli's exclusion principle	R) Pairing of electrons in the orbitals belonging to the same subshell does not take place until each orbital is singly occupied
D) Hiesenberg's Uncertainity Principle	S) It is impossible to determine the exact position and exact momentum of a subatomic particle simultaneously
	T) In the ground state of atoms, orbitals are filled in the order of their increasing energies

Which one of the following orbitals can hold only two electrons?

Rules	Statements
A) Hund's rule of maximum multiplicity	P) No two electrons in an atom can have the same set of quantum numbers
B) Aufbau principle	Q) Half-filled and completely filled orbitals have extra stability
C) Pauli's exclusion principle	R) Pairing of electrons in the orbitals belonging to the same subshell does not take place until each orbital is singly occupied
D) Hiesenberg's Uncertainity Principle	S) It is impossible to determine the exact position and exact momentum of a subatomic particle simultaneously
	T) In the ground state of atoms, orbitals are filled in the order of their increasing energies

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