Il Reeded for this question. 1A BA H 2 3A 4A SA 6A 7 He u Be BCN O F Ne Na Mg 30 40 50 60 70 80 18 2 SUP S Cl Ar KCASE MOTO CON CU 20 Ga Ge As Se Br Kr H || Nh Ma - Thu Th va ha ha hn so I | Xe BLAT W Re Os Ir Pt Au Hg iPo At Rn BH PENG 16 DU HO Em THUNO POR COK Cm Md No Considering only ions with charges of +1, +2, -1 and -2, or neutral atoms, give the symbols for 4 species that are isoelectronic with Xe