广东省2016年中考化学真题试题(含答案)
2016年广东省初中毕业生学业考试化学可能用到的相对原子质量:H-1C-12N-14O-16Na-23P-31S-32Ca-40Ba-137一、选择题(本大题包括14小题,每小题2分,共28分)1.根据日常经验和你所学的化学知识,判断下列变化不属于化学变化的是()A.酿制甜酒B.煤炭燃烧C.瓷器破碎D.钢铁生锈2.一些食物的近似pH如下,其中显碱性的是()A.鸡蛋清7.6~8.0B.牛奶6.3~6.6C.葡萄汁3.5~4.5D.苹果汁2.9~3.33.在化学实验室内外一般不会张贴的标志是()A.禁止烟火B.当心爆炸C.剧毒D.禁止拍照4.下表中对部分知识的归纳正确的一组是()A.化学与能源B....
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