Poov tshuaj carbonate
Cov pa roj carbonate yog cov tshuaj tiv thaiv tsis haum nrog cov tshuaj lom neeg tshuaj K2CO3 thiab lub cev hnyav ntawm 138.206. Nws yog cov dawb crystalline hmoov nrog qhov ntom ntawm 2.428g / cm3 thiab qhov chaw melting ntawm 891 ° C. Yooj yim soluble hauv dej, cov tshuaj aqueous yog alkaline, insoluble hauv ethanol, acetone thiab ether. Nws muaj lub zog hygroscopicity thiab tuaj yeem nqus cov pa roj carbon dioxide thiab dej noo thaum raug rau huab cua thiab hloov mus rau hauv potassium bicarbonate, uas yuav tsum muab ntim thiab ntim khoom.