知识贝壳
所属栏目:英汉双解化学
A compound prepared by dissolving eitherexcess copper(Ⅱ) oxide or copper(Ⅱ) car-bonate in dilute nitric acid.On crystalliza-tion,deep blue crystals of the trihydrate(Cu(NO3)2·3H2O)are obtained.Thecrystals are prismatic in shape and are ex-tremely deliques ......(本文共 560 字 ) [阅读本文] >>