Question

3. Match the following rules with their statements
Rules
Statements
@ Hund's Rule
(a) No two electrons in an atom
can have the same set of four
quantum numbers.
(b) Half-filled and completely filled
) Aufbau Principle
orbitals have extra stablity.
(c) Pairing of electrons in the
orbitals belonging to the same
subshell does not take place
until each orbital is singly
(11) Pauli Exclusion Principle
occupied
(d) It is impossible to determine
the exact position and exact
momentum of a subatomic
particle simultaneously
v) Heisenberg's Uncertainty
le) in the ground state of atoms
Principle
orbitals are filled in the order
of their increasing energies​

Answer 1

Answer:

answer is c

Explanation:

by hund's rule

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