Among the following, the incorrect statement is

No two electrons in an atom can have the same set of four quantum numbers

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The maximum number of electrons in the shell with principal quantum number n is equal to

n^{2} + 2

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Electrons in an orbital must have opposite spin

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In the ground state, atomic orbitals are filled in the order of their increasing energies

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Solution

The correct option is B The maximum number of electrons in the shell with principal quantum number n is equal to $n^{2} + 2$
The maximum number of electrons in the shell with principal quantum number n, is equal to $2 n^{2} (n o t n^{2} + 2)$

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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

2 n^{2}

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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