Total number of lone pair of electrons in I_3^-ion is :

1.	Total number of lone pair of electrons in I_3^-ion is :
Answer» 3 6 9 12 Solution :VALENCE electron = `7 xx 3 = 21` Charge is -1 , so ACCEPTED `e^-` = 1 ` therefore `Total valence ELECTRONS = 22 = 9 Lone pair electrons

Discussion