Question

WHAT IS QUANTUM NUMBER IN CHEMISTRY

Answer 1

a set of no.s which describe shape ,size etc of an orbital
there are 4 quantum nos
principal
azimuthal
spin
magnetic

Answer 2

Quantum number of the electrons are the number which used to indicate shell,subshell,orbital and spin of the electrons.

Types of QUANTUM NUMBER :-

• Principal quantum no.(n) {1,2,3…}
• Azimuthal or subsidiary qn no.(l) {0,1,…(n-1)}
• Magnetic qn no.(m) {-1….0….+1}
• Spin qn no.(+,-1/2)

HOPE this helps ☺️