鈉的保存方法及原理..
回答 (2)
2008-02-02 12:40 am
✔ 最佳答案
鈉, 英文Sodium, 代號Na (拉丁立natrium的簡寫), 是化學元素之一, 在元素週期表排11, 其原子質量為 22.9898g/mol. 鈉在空氣中很容易氧化. 它和水一接觸就會發生好犀利的化學作用, 釋放出大量熱能. 所以一定要儲存在不含水份的非活反應性(inert)媒體裏, 通常是煤油(kerosene), 以防它在空氣中氧化及和空氣中的水份發生化學作用.
2008-02-01 16:41:15 補充：
sorry, 拉丁立 = 拉丁文
參考: Veni - Vidi - Vici
2008-02-03 5:18 am
Na(鈉) should be stored under paraffin oil (煤油) to prevent the contact with water since Na reacts with water vigorously....
These are some vedios of Sodium with water:
呢個睇得清楚D
http://www.youtube.com/watch?v=VqJ1DCQYr1U
佢地瘋掉了...= =
http://www.youtube.com/watch?v=JD85OUkEKKw
These are some vedios of Sodium with water:
呢個睇得清楚D
http://www.youtube.com/watch?v=VqJ1DCQYr1U
佢地瘋掉了...= =
http://www.youtube.com/watch?v=JD85OUkEKKw
收錄日期: 2021-04-26 11:48:34
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20080201000051KK01361