Hoarhak-goansox
Hoarhak-goansox (化學元素 chemical element) si cie eng phofthofng hoarhak tengsu bextaxng køq ka hunkae iaqsi pviecviaa pat ciorng hoarhak budcid (chemical substance) ee budcid, tvia kafnzhefng zøx goansox (元素). Sofu ee budcid kipwntek lorng si ciah'ee goansox zoseeng`ee. Kaux kaq 2006, u 117 ciorng goansox hoong zhøe`tiøh. Goansox`niq siang søex ee liabzuo høxzøx goanzuo, goanzuo laixtea u tiexnzuo leq seh iongzuo hafm tiongzuo zoseeng ee goanzuo-hut.