Question

what is meant by quantum numer?

Answer 1

$\huge{Heya!!!}$

Answer _____________✌

a number which occurs in the theoretical expression for the value of some quantized property of a subatomic particle, atom, or molecule and can only have certain integral or half-integral values.

____________________________✌

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Answer 2

Hey mate here is ur answer....

A quantum number is a value that is used when describing the energy levels available to atoms and molecules. An electron in an atom or ion has four quantum numbers to describe its state and yield solutions to the Schrödinger wave equation for the hydrogen atom.

I hope this is helpful and

plz just mark it as brainliest....