五水合硫酸铜是纯净物还是混合物?

2025-03-30 00:57:54
推荐回答(5个)
回答1:

五水合硫酸铜是纯净物。
胆矾是天然的含水硫酸铜,是五水合硫酸铜(CuSO₄·5H₂O)的俗称,是分布很广的一种硫酸盐矿物。它是铜的硫化物被氧分解后形成的次生矿物。
胆矾产于铜矿床的氧化带,也经常出现在矿井的巷道内壁和支柱上,这是由矿井中的水结晶而成的。
胆矾的晶体成板状或短柱状,这些晶体集合在一起则呈粒状、块状、纤维状、钟乳状、皮壳状等。它们具有漂亮的蓝色,但如果暴露在干燥的空气中会由于失去水而变成不透明的浅绿白色粉末。同时胆矾极易溶于水。
胆矾是颜料、电池、杀虫剂、木材防腐等方面的化工原料。
来源 天然或人工制造的含水硫酸铜结晶体。形状 为不规则的块状结晶体,大小不一,深蓝色或淡蓝色,半透明。置露于干燥空气中,缓缓风化。加热烧之,即失去结晶水变成白色,遇水则又变蓝。质脆,易碎,能溶于水。无臭,味苦、涩。性味 酸、辛,寒。有毒。功能主治 祛风痰,消积滞,燥湿杀虫。用于风热痰涎壅塞,癫痫;外用治口疮,风眼赤烂,疮疡肿毒。用法用量 1~2分,多入丸、散剂。外用适量,研粉敷或泡汤洗患处。

回答2:

CuSO4.5H2O是纯净物,蓝色透明结晶。溶于水,微溶于乙醇。加热至30摄氏度成为三水盐,约190摄氏度成为浅蓝色的一水盐,至258摄氏度成为白色粉末状的无水物。

回答3:

是纯净物,CuSO4.5H2O,俗称胆矾,是蓝色晶体;没有水的硫酸铜是白色粉末

回答4:

五水合硫酸铜 CuSO4结合成的水合物 为纯净物

而CuSO4的水溶液 为混合物

回答5:

是纯净物,CuSO4.5H2O,俗称胆矾,是蓝色晶体;没有水的硫酸铜是白色粉末
支持2楼的

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