Question

what are quantum numbers? Give their physical significant​

Answer 1

Answer:

The set of numbers used to describe the position and energy of the electron in an atom are called quantum numbers. There are four quantum numbers, namely, principal, azimuthal, magnetic and spin quantum numbers.

Answer 2

Answer:

$answer \:$

Quantum numbers is defined as the set of numbers that used to describe the position and energy of the electron in an atom. There are four quantum numbers, namely, principal, azimuthal, magnetic and spin quantum numbers. Principal Quantum Number (n): signifies the size of the electron cloud.