1. Suphur 點解有時係SO2,有時係SO??
到底有何分別??
2. Chlorine點解可以做到... Cl2+2NaOH---> Cl- +OCl- +H20,但不是2NaCl+H2O??
係唔係一家定要死記?/.? 有無得解ga??
3. 係唔係一定要ionic bond先可以加水變anion or cathion?? 如是,咁點解一d covalent structure又可以加水ionize??
收錄日期: 2021-04-13 14:30:22
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20071114000051KK03385