Goân-sò͘ ê cho̍k

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

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

Siong-koan

• Gôan-sò͘ ê chiu-kî