What is the significance of spin quantum number in electronic structure of an atom.

Why does spin quantum number introduced ?

What is the use of quantum numbers ?What is electronic configuration ?

Explain the significance of 'n' and 'I' quantum numbers.

The quantum numbers of 2p electron are:

Explain the significance of three quantum numbers in predicting the position of an electron in an electron in an atom .

Explain the significance of three quantum numbers in predicting the positions of an electron in an orbit .

The correct set of quantum numbers for 4d electrons is

The spin quantum number has a value of