贵州省黔南州2016年中考理综(化学部分)真题试题(含答案)
贵州省黔南州2016年中考理综(化学部分)真题试题一、选择题(每小题只有一个选项符合题意,每题2分,共16分。)1.(2016·黔南)下列变化属于化学变化的是A.蔗糖溶于水B.食物发霉C.酒精挥发D.西瓜榨汁2.(2016·黔南)下列常见的饮料中,不含有机物的可能是A.牛奶B.果汁C.啤酒D.矿泉水3.(2016·黔南)已知碳14原子中,原子核内含有6个质子和8个中子,则碳14原子核外电子数为A.6B.8C.12D.144.(2016·黔南)人体内的一些液体的正常pH范围如下:液体血浆胆汁胰液胃液pH7.35~7.457.1~7.37.5~8.00.9~1.5其中显酸性的是A.胃液B.胆汁C....
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