2012年广东省深圳市中考化学试题及参考答案
2012年广东省深圳市中考化学试卷 一、选择题(本部分38小题,每小题1.5分,共57分.每小题只有一个选项符合题意)11.(1.5分)(2012•深圳)下列属于化学变化的是( )A.研碎胆矾B.检验氧气C.过滤溶液D.称取铁块12.(1.5分)(2012•深圳)下列化学用语表述正确的是( )A.镁离子:Mg2+B.锰元素:MNC.2个氧原子:O2D.一氧化碳:Co13.(1.5分)(2012•深圳)下列能证明水是由氢和氧两种元素组成的是( )A.水的净化B.水的汽化C.水的电解D.水的蒸馏14.(1.5分)(2012•深圳)下列金属的利用不是由金属活动性决定的是( )A.用铁从含银废...
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