我知道頭廿隻元素入面
氧係oxidizing既
氯係toxic既,,
唔該大家幫我將二十隻當中其他哥d用hazard label分埋類佢呀,,,plx!!!!!~~
關於頭二十隻元素既問題,,,好快考試啦!!!唔該大家幫手解答
2006-12-27 1:41 am
回答 (2)
2006-12-28 10:49 pm
✔ 最佳答案
1. Hydrogen: flammable2. Helium: nil
3. Lithium: flammable and corrosive
4. Beryllium: toxic
5. Boron: harmful
6. Carbon: nil
7. Nitrogen: nil
8. Oxygen: oxidizing
9. Fluorine: oxidizing and toxic
10. Neon: nil
11. Sodium: flammable and corrosive
12. Magnesium: flammable
13. Aluminum: flammable
14. Silicon: nil
15. Phosphorus: flammable
16. Sulphur: nil
17. Chlorine: oxidizing and toxic
18. Argon: nil
19. Potassium: flammable and corrosive
20. Calcium: flammable
參考: Merck and Fluka Chemicals Catalog
2007-01-05 2:33 am
最好有埋中文啦
收錄日期: 2021-04-12 18:24:50
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