Thòaⁿ-sng-iâm

Thòaⁿ-sng-iâm (eng. carbonate; ji̍t. 炭酸塩) sī thòaⁿ-sng (H₂CO₃) seⁿ-chiâⁿ ê iâm hun-chú, te̍k-tiám sī i-ê thòaⁿ-sng lî-chú (carbonate ion), he sī chi̍t khoán hòa-ha̍k-sek CO2−
3 ê to-goân-chú lî-chú. Thoàⁿ-sng-iâm sǹg-sī bû-ki hòa-ha̍p-bu̍t.

Thòaⁿ-sng-iâm

Hō-miâ
IUPAC hō-miâ Carbonate
Hē-thóng-tek IUPAC hō-miâ Trioxidocarbonate[1]:127
Sek-pia̍t-hō
CAS Number	3812-32-6
3D model (JSmol)	Interactive image
ChemSpider	18519
PubChem CID	19660
UNII	7UJQ5OPE7D Y
InChI InChI=1S/CH2O3/c2-1(3)4/h(H2,2,3,4)/p-2 Key: BVKZGUZCCUSVTD-UHFFFAOYSA-L InChI=1/CH2O3/c2-1(3)4/h(H2,2,3,4)/p-2 Key: BVKZGUZCCUSVTD-NUQVWONBAE
SMILES C(=O)([O-])[O-]
Sèng-chit
Hòa-ha̍k-sek	CO32-
Conjugate acid	Bicarbonate
Tû-liáu te̍k-pia̍t chí chhut, chu-liāu sī kun-kù bu̍t-chit ê piau-chún chōng-thài (tī 25 °C [77 °F], 100 kPa).
Infobox chham-chiàu

Thòaⁿ-sng-iâm ê kiû-koáiⁿ bô͘-hêng.

Kiat-kò͘

Thoàⁿ-sng-iâm lî-chú ê cho͘-sêng sī 1 ê thòaⁿ-sò͘ goân-chú hō͘ 3 ê sng-sò͘ pau-ûi, sī pêⁿ-bīn saⁿ-kak-hêng hun-chú kò͘-hêng, ū D_3h hun-chú tùi-thīn-sèng.

Si̍t-giām hoat-hiān, thoàⁿ-sng-iâm lî-chú ê 3 ê thòaⁿ-sò͘ sng-sò͘ kiat-ha̍p sī pêⁿ-tn̂g--ê.

Che tio̍h-ài kō͘ kiōng-chín lí-lūn [en] chiah ē-tàng kái-soeh. Ē-kha sī 3 ê kiōng-chín kiat-kò͘.

Sú-iōng hui-kio̍k-chāi-hòa tiān-chú [en] kah hun-sò͘ ê kiat-ha̍p kip-sò͘ [en] téng khài-liām, tō ē-sái kiàn-li̍p ē-kha chit khoán bô͘-hêng.