an atom of an element has fourth shell as the valence shell. thr difference between electrons present in l- and m-,k-,and n- shells are 1 and 0, respectively. find the atomic number of an element

an atom of an element has fourth shell as the valence shell. thr diffe

1.	an atom of an element has fourth shell as the valence shell. thr difference between electrons present in l- and m-,k-,and n- shells are 1 and 0, respectively. find the atomic number of an element
Answer» Lithium and ATOMIC no is 3 in L and m shells chlorine and atomic no is eighteen KNOW and not shells