2018年西藏自治区中考化学真题
2018年西藏中考化学试题及答案 一、选择题(每小题只有一个选项符合题意.每小题2分,共36分)1.(2分)习近平总书记在党的十九大报告中指出,要建立健全绿色低碳循环发展的经济体系。下列做法不符合“绿色低碳”理念的是( )A.大力植树造林B.利用风力发电C.节约用水用电D.常使用一次性筷子2.(2分)金刚石和石墨都是由碳元素组成的单质,但物理性质差异很大,原因是( )A.原子排列方式不同B.原子大小不同C.原子数目不同D.原子种类不同3.(2分)下列操作正确的是( )A.加热液体B.滴加液体C.稀释浓硫酸D.过滤4.(2分)下列性质属于化学性质的是( )A.颜色B.溶解性C.可燃性D....
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