福建省三明市2015年中考化学真题试题(含答案)
福建省三明市2015年中考化学试卷一.选择题.(本大题共10小题,每小题2分,共20分,请将答案填入答题卡相应的位置!)1.下列说法正确的是( ) A.空气本来是纯净物,但被污染后变成了混合物 B.矿泉水不是一种纯净物 C.空气中的稀有气体肯定是纯净物 D.澄清的石灰水是一种纯净物 2.下列关于物质鉴的方法中错误的是( ) A.氮气和空气用带火星的木条鉴别 B.硬水和软水可以用肥皂水鉴别 C.水和双氧水可用二氧化锰鉴别 D.汽油和酒精可以通过闻气味鉴别 3.(2分)(2015•福建)现有仪器:烧杯、试管、广口瓶、铁架台、集气瓶、止水夹、酒精灯、玻璃片、燃烧匙、带导气管的橡皮塞,从缺少仪器的...
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