頁籤選單縮合
題 名 | 燄色試驗的另類作法=An Alternative of Flame Test |
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作 者 | 楊嘉喜; 江榮華; | 書刊名 | 化學 |
卷 期 | 57:4 1999.12[民88.12] |
頁 次 | 頁315-316 |
分類號 | 342 |
關鍵詞 | 燄色試驗; 示範試驗; Flame test; Demonstation; |
語 文 | 中文(Chinese) |
中文摘要 | 利用輕便可移動自動點火瓦斯噴火槍之火焰,直接噴燒放置於耐火板中的金屬鹽 類,可產生該特定金屬之燄色。此燄色可維持較長的時間,顏色也很明顯,容易觀察。且所 用器材,小巧輕便,因此也適合在課堂上進行示範試驗。 |
英文摘要 | The flame test can be performed in an alternative way. Thereby, a metal salt is placed in a refractory plate and a portable, auto-ignited butane burner is used to generate flame. A characteristic, intensively colored, long-lived flame convenient for observation is generated by igniting the metal salt directly in the butane burner. The apparatus is compact and portable, therefore, this alternative way is suitable for flame test demonstration in lecture room. |
本系統中英文摘要資訊取自各篇刊載內容。