2 27 An element X has its electronic configuration of 87 K

Last updated: 7/4/2023

2 27 An element X has its electronic configuration of 87 K shell is n 5 s and it has total no of electrons in its outermost penultimate and antipenultimate shell are 2 8 and 25 respectively than find out no of unpaired e in element X in their ground state 1 5 2 7 3 4 4 3 3 Fe Z 26 ca arft 1 5 4 Co Z 27 2 7 4 344 334344 2 8325 TEL o e n 3 4 4 3