Red copper oxide 氧化亚铜 ; 红色氧化铜
Yet the alchemists had their triumphs, inventing brilliant new pigments, perfecting the old - red lead oxide, yellow arsenic sulfide, a little copper and vinegar and you've got bright green verdigris.
尽管如此，炼金术士还是获得了许多成就，他们创造了色彩鲜艳的天然色素，使原来的色素更完美——红色的氧化铅，黄色的硫化砷，少许铜加上醋，你就会得到明亮的绿色的铜绿。
A look that is to look at the color, red copper is copper, metallic luster is rose red, the surface oxide film formed after the purple, it is commonly referred to as copper.
一看即看色泽，紫铜是铜单质，具有玫瑰红色的金属光泽，表面形成氧化膜后呈紫色，故一般称为紫铜。
Benedict 's solution is an alkaline solution of copper (ii) sulfate, which is reduced to insoluble copper (I) oxide by reducing sugars, giving a red precipitate.
本尼迪克特溶液是硫酸铜(二价)的堿性溶液，它可以通过还原糖被还原为不溶性的铜(一价)的氧化物，产生红色的沉淀物。
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