It consists of a Bunsen battery that I activate not with potassium dichromate but with sodium.
探照灯装有一组本生电池,但我不用氯化钾,而用海中含量很多的氯化钠来发电。
单词 | potassium dichromate |
释义 |
potassium dichromate
英汉-汉英词典
n. 重铬酸钾
词组 | 习惯用语
您要查找的是不是:Potassium dichromate 重铬酸钾; 红矾钾; 重铬酸钾滤光器; 重铬酸钾纯度标准物质; Potassium dichromat 重铬酸钾 Potassium dichromate solution 重铬酸钾溶液 Potassium chromate solution 无水铬酸钾 Potassium chromate yellow 铬酸二钾 Potassium Dichromate Standard Solution 重铬酸钾标准溶液化学品 Potassium dichromate volumetric method 标准 Potassium dichromate extra pure 重铬酸钾 Potassium dichromate titration method 重铬酸钾滴定法 Potassium dichromate for industrial use 工业重铬酸钾 potassium dichromate [无化] 重铬酸钾
原声例句
海底两万里(原版) It consists of a Bunsen battery that I activate not with potassium dichromate but with sodium. 探照灯装有一组本生电池,但我不用氯化钾,而用海中含量很多的氯化钠来发电。 雅思阅读真题 Incorporating potassium dichromate and alcohol into the aniline at various stages of the experimental process, he finally produced a deep purple solution. 他在实验过程的各个阶段将重铬酸钾和酒精加入苯胺中,最终制成了深紫色溶液。
中文百科
重铬酸钾![]() ![]() ![]() ![]() 重铬酸钾(英语:potassium dichromate;化学式:K2Cr2O7)是一种有毒且有致癌性的强氧化剂,室温下为橙红色固体。它被国际癌症研究机构划归为第一类致癌物质,而且是强氧化剂,在实验室和工业中都有很广泛的应用。 酸性溶液中重铬酸根还原为铬(III)离子的半反应式为:
英语百科
Potassium dichromate 重铬酸钾![]() ![]() ![]() ![]() Potassium dichromate, K2Cr2O7, is a common inorganic chemical reagent, most commonly used as an oxidizing agent in various laboratory and industrial applications. As with all hexavalent chromium compounds, it is acutely and chronically harmful to health. It is a crystalline ionic solid with a very bright, red-orange color. The salt is popular in the laboratory because it is not deliquescent, in contrast to the more industrially relevant salt sodium dichromate.
近义、反义、联想词
近义词n.salt
英英词典
potassium dichromate n.
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