2011年广东省深圳市中考化学试题及参考答案
2011年广东省深圳市中考化学试卷 一、选择题(每小题只有一个选项合题意,每小题1.5分,共15分)1.(1.5分)(2011•深圳)掌握化学用语是学好化学的关键.下列化学用语与含义相符的是( )A.H22﹣个氢原子B.Ca+2﹣钙离子C.3Fe2+3﹣个亚铁离子D.NO3﹣硝酸2.(1.5分)(2011•深圳)下图是分子结构模型示意图(图中“○”“●”表示两种不同的原子),其中表示混合物的是( )A.B.C.D.3.(1.5分)(2011•深圳)图是元素周期表中氧元素的信息示意图,对图中标识的理解不正确的是( )A.①一原子序数B.②一元素名称C.③一元素符号D.④一原子质量4.(1.5...
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