S.3 Chemistry
回答 (1)
2009-10-18 7:21 pm
✔ 最佳答案
Elements can be divided into two classes: metals and non-metals.Water is a compound, but not an element. Therefore, water CANNOT be classified as neither metals nor non-metals.
2009-10-18 13:16:22 補充：
The last sentence should be:
"Therefore, water CANNOT be classified as a metal or a non-metal."
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