`{:(,"ColumnI",,"ColumnII"),((A),"Number of orbitials in then" n^(th)"sheel",(P),2(2l+1)),((B),"Maximum number of electrons in a subshell",(Q),n),((C),"Number of subshell in" n^(th)"sheel",(R),2l+1),((D),"Number of orbitals in a subshell",(S),n^(2)):}`

Maximum number of electrons in n^(th) shell is

The maximum number of electrons in s, p and d-subshell are

The maximum number of electrons that can be taken by a subshell with l=3 is

The maximum number of electrons in an atom with l=2 and n=3 is

" What is the maximum number of electrons present in 'd 'subshell of ' "Cr" ' atom? "

(l and m are resecctively the azimuthal and megentic quantum numbers ) {:(, "column"-I,, "column-II"),((a) ,"total number of values of (l) for a shell" , (p) ,0","1","....(n-1)),((b),"values of (l) for a shell ",(q),+l....","+2","+1","0","-1","-2..","-1),((c ) , "total number of values of (m) for a subshell ",(r),(2l+1)),((d),"values of (m) for a subshell",(s),n):}

Maximum number of electrons in an orbital having n = 4 and l = 2 are :