Goân-sò͘ ê cho̍k
(Tùi Gôan-sò͘ ê cho̍k choán--lâi)
Cho̍k (族; Eng-gí: group) tī hòa-ha̍k sī gôan-sò͘ ê hun-lūi, tī piau-chún ê chiu-kî-piáu lāi-bīn sī iōng ti̍t-ōe ê phian-hō lâi piáu-sī. Lóng-chóng ū 18-ê cho̍k:
Lia̍t-toaⁿ
siu-kái| Cho̍k | Kū-sek phian-bé | Àn-chiàu gôan-sò͘ ê hō-miâ | |
|---|---|---|---|
| Au-chiu-sek (Kū-ê IUPAC) | Bí-kok-sek (Kū-ê CAS) | ||
| Tē-1-cho̍k goân-sò͘ | IA | IA | Alkali kim-sio̍k / lithium cho̍k |
| Tē-2-cho̍k goân-sò͘ | IIA | IIA | alkali-thô͘ kim-sio̍k / beryllium cho̍k |
| Tē-3-cho̍k goân-sò | IIIA | IIIB | scandium cho̍k͘ |
| Tē-4-cho̍k goân-sò | IVA | IVB | titanium cho̍k͘ |
| Tē-5-cho̍k goân-sò͘ | VA | VB | vanadium cho̍k͘ |
| Tē-6-cho̍k goân-sò͘ | VIA | VIB | chromium cho̍k͘ |
| Tē-7-cho̍k goân-sò | VIIA | VIIB | manganese cho̍k͘ |
| Tē-8-cho̍k goân-sò͘ | VIII | VIIIB | thih cho̍k͘ |
| Tē-9-cho̍k goân-sò͘ | VIII | VIIIB | kó͘ cho̍k͘ |
| Tē-10-cho̍k goân-sò͘ | VIII | VIIIB | Ni cho̍k͘ |
| Tē-11-cho̍k goân-sò͘ | IB | IB | tâng cho̍k͘ |
| Tē-12-cho̍k goân-sò͘ | IIB | IIB | zinc cho̍k͘ |
| Tē-13-cho̍k goân-sò͘ | IIIB | IIIA | pêng cho̍k͘ |
| Tē-14-cho̍k goân-sò | IVB | IVA | thòaⁿ cho̍k͘ |
| Tē-15-cho̍k goân-sò͘ | VB | VA | chit-sò͘ cho̍k͘ |
| Tē-16-cho̍k goân-sò͘ | VIB | VIA | sàng-sò͘ cho̍k͘ |
| Tē-17-cho̍k goân-sò͘ | VIIB | VIIA | ló͘͘ -sò͘ / fluorine cho̍k͘ |
| Tē-18-cho̍k goân-sò͘ | VIIIB | VIIIA | Hi-iú khì-thé / helium cho̍k͘ |