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dian jie zhi rong ye zhong li zi nong du de da xiao bi jiao
Author(s): 
Pages: 118-120
Year: Issue:  7
Journal: Guangdong Education

Keyword:  电解质溶液大小比较粒子浓度高考化学试题综合运用能力弱电解质知识点知识面;
Abstract: "电解质溶液中的粒子浓度大小比较"是历年高考的"热点"之一。多年以来,全国、各省市高考化学试题中几乎年年都涉及到这种试题。该题型考查的知识点多、知识面广,灵活性、综合性都较强,有较好的区分度。它能有效地测试出学生对弱电解质的电离、水的电离及溶液的pH、盐类的水解等基本概念的掌握程度以及对这些知识的综合运用能力。
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