精品解析:2022年辽宁省阜新市中考化学真题(原卷版)
2022年阜新市初中毕业生学业考试化学试卷可能用到的相对原子质量:H-1C-12O-16Zn-65一、选择题(本题包括18个小题,1-10小题每题1分,11-18小题每题2分,共26分。每小题只有一个选项符合题意)1.下列变化属于化学变化的是A.食物腐烂B.石蜡熔化C.冰雪消融D.玻璃破碎2.下列元素中,人体摄入过低会引起贫血的是A.铁B.碘C.锌D.钙3.花园外,可以闻到花香,原因是A.分子体积很小B.分子在不断运动C.分子之间有间隙D.分子由原子构成4.空气中体积分数约占78%的气体是A.二氧化碳B.氮气C.氧气D.稀有气体5.尿素[CO(NH2)2]有促进植物茎、叶生长茂盛,叶色浓绿的作...
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