2015年广东省中考化学试题及答案
化学试题第1页(共6页)2015年化学广东省初中毕业生学业考试可能用到的相对原子质量:H-1C-12N-14O-16Na-23Cl-35.5一、选择题(本大题包括14小题,每小题2分,共28分。在每小题列出的四个选项中,只有一个是正确的。请将答题卡上对应题目所选的选项涂黑)1.下列过程是通过物理变化获得能量的是()A.水力发电B.煤燃烧发电C.炸药爆炸开山修路D.汽油燃烧驱动汽车2.下列所贴的警示标识与存放的物质不相符的是()3.下列有关物质的分类正确的是()A.鸡蛋、水果属于蛋白质B.甲烷属于有机物C.纤维素属于合成材料D.液态氧属于氧化物4.水是生命之源。下列关于水的说法正确的是()A.澄...
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