▁of ▁a ▁hypoth et ical ▁second ▁island ▁of ▁stability ▁( the ▁first ▁being ▁centered ▁around ▁ 3 0 6 U bb , ▁with ▁ 1 2 2 ▁pro tons ▁and ▁ 1 8 4 ▁neut rons ). ▁ ▁History ▁The ▁elements ▁of ▁group ▁ 1 2 ▁have ▁been ▁found ▁throughout ▁history , ▁being ▁used ▁since ▁ancient ▁times ▁to ▁being ▁discovered ▁in ▁labor ator ies . ▁ ▁The ▁group ▁itself ▁has ▁not ▁acquired ▁a ▁trivial ▁name , ▁but ▁it ▁has ▁been ▁called ▁group ▁II B ▁in ▁the ▁past . ▁ ▁Z inc ▁Z inc ▁has ▁been ▁found ▁being ▁used ▁in ▁imp ure ▁forms ▁in ▁ancient ▁times ▁as ▁well ▁as ▁in ▁allo ys ▁such ▁as ▁br ass ▁that ▁have ▁been ▁found ▁to ▁be ▁over ▁ 2 0 0 0 ▁years ▁old . ▁Z inc ▁was ▁distinct ly ▁recognized ▁as ▁a ▁metal ▁under ▁the ▁design ation ▁of ▁F as ada ▁in ▁the ▁medical ▁Lex icon ▁as cribed ▁to ▁the ▁H indu ▁king ▁Mad an ap ala ▁( of ▁T aka ▁dynast y ) ▁and ▁written ▁about ▁the ▁year ▁ 1 3 7 4 . ▁The ▁metal ▁was ▁also ▁of ▁use ▁to ▁al chem ists . ▁The ▁name ▁of ▁the ▁metal ▁was ▁first ▁documented ▁in ▁the ▁ 1 6 th ▁century , ▁and ▁is ▁probably ▁derived ▁from ▁the ▁German ▁ ▁for ▁the ▁need le - like ▁appearance ▁of ▁met all ic ▁cry st als . ▁ ▁The ▁isol ation ▁of ▁met all ic ▁z inc ▁in ▁the ▁West ▁may ▁have ▁been ▁achieved ▁independently ▁by ▁several ▁people ▁in