Spin quantum number `(m_(s))` refers to the_______pssible orientations of the spin axis of an electron.

The spin quantum number is denoted by _______

The spin quantum number has a value of

The spin quantum number has a value of

The spin quantum number has a value of

The spin quantum number has a value of

For a helium atom in its ground state, what are quantum numbers (n,l,m_(l)andm_(s)) for the (a) spin-up electron and (b) spin-down electron?