Question

magnetic quantum number was denoted by

Answer 1

In atomic physics, the magnetic quantum number, designated by the letter ml, is the third in a set of four quantum numbers (the principal quantum number, the azimuthal quantum number, the magnetic quantum number, and the spin quantum number) which describe the unique quantum state of an electron.

Answer 2

It is denoted by m
Formula is 2l+1
l is azimuthal quantum number