2015年南京中考化学试题及答案
2015南京市中考化学试卷及答案可能用到的相对原子质量:H-1C-12O-16Na-23S-32Cu-64第Ⅰ卷(选择题,共30分)一、选择题(本题包括15小题,每小题只有一个选项符合题意。每小题2分,共30分。)1.下列物质不是人体所需营养素的是()A.尼古丁B.水C.蛋白质D.维生素2.下列物质在氧气中燃烧,火星四射,有黑色固体生成的是( )A.硫B.木炭C.铁丝D.红磷3.下列变化中属于化学变化的是( )A. 汽油挥发B. 水的电解C. 瓷碗破碎D. 干冰升华4.下列实验的操作如图所示,其中正确的是( )5.下列粒子结构示意图中,表示原子的是()A.B.C.D.6.下列物质中属于有...
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