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高考网
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2025年高考高中化学之易错知识点总结
25.含有NH4+和第IA主族阳离子的盐一般易溶于水,但KC1O4和正长石等却难溶于水。 26.重金属阳离子一般都有毒,但BaSO4却可用作“钡餐”。 27.成网状结构的晶体一般都是原子晶体,但石墨却是原子晶体。 28.晶体一般都由阴离子和阳离子组成,但金属晶体是由金属阳 ...
中国科学院
1 天
宁波材料所在海水电解制氢阳极稳定性研究方面获进展
电解水技术依赖稀缺的纯水资源,这限制了该技术的进一步发展。海水是储量丰富的水资源,因而将海水作为电解制氢的原料替代纯水,能够拓宽电解水的水质要求,从而解决电解水的水源问题。然而,海水体系中大量的氯离子会对阳极造成腐蚀,降低阳极及 ...
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