Chlorine is a chemical element; it has symbol Cl and atomic number 17. The second-lightest of the halogens, it appears between fluorine and bromine in the periodic table and its properties …

In the absence of iodide ions, chlorine reacts with N,N-diethyl-p-phenylendiamine, causing a red color. The accessible concn range is between 0.03 and 0.5 mg/L. The color intensity is …

Chlorine has a characteristic penetrating and irritating odor. The gas is greenish yellow in color and the liquid is clear amber. The data on physical properties of chlorine as determined by …

2011年5月2日 · 卤素单质（F2，Br2，Cl2，I2）的颜色，其水溶液的颜色，CCl4溶液的颜色。 氟气常温下为淡黄色的气体,氯气常温下为黄绿色气体,溴在常温下为深红棕色液体,碘在常温下为 …

氯气（chlorine）是氯元素形成的一种单质，化学式Cl2。 常温常压下为黄绿色、有强烈刺激性气味的剧毒气体，具有窒息性，密度比空气大。 可溶于水和碱溶液，易溶于有机溶剂，难溶于饱 …

氯气 是 卤族元素 氯 的 单质 形式， 化学式 为 。 氯 元素在元素周期表中位于 氟 和 溴 之间，氯气的性质也大多处于氟单质和溴单质之间。 瑞典 化学家 卡尔·威廉·舍勒 （Carl Wilhelm …

Chlorine is a green yellow gas with a very pungent odour that is twice as dense as air. It is a chemical element that belongs to the halogen group with the symbol Cl. It was discovered in …

structure: layers of Cl2 color: greenish-yellow uses: bleach (NaOCl), PVC pipe toxicity: yes hardness: mohs characteristics: diatomic(Cl2), corrosive

2024年5月22日 · The colors of Cl2, Br2, and I2 are respectively greenish-yellow, red-brown, and purple. F2 is pale yellow.

2014年1月7日 · Cl₂+Na₂S=2NaCl+S (中学阶段用来证明氯气非金属性比硫强。 Cl₂的化学性质比较活泼，容易与多种可燃性气体发生反应。 如：H₂、C₂H₂等。 氯气是一种黄绿色、有强烈刺激 …