甘肃省张掖市2018年中考化学真题试题(含答案)
甘肃省张掖市2018年中考化学真题试题可能用到的相对原子质量:H:lC:12O:16Na:23Cl:35.5一、选择(本包括10小題,每小题2分,共20分。每小题只有一个选项符合題意)1.分类是学羽化学的重要方法。下列物质属于氧化物的是A.O2B.H2OC.KClD.H2SO42.膳食中营养搭配有利于人体。下列食品含维生素相对较多的是A.奶油蛋糕B.碱面馒头C.凉拌黄瓜D.清蒸鲈鱼3.党的十九大提出要加快生态文明体制改草,速设美丽中国。下列做法正确的是A.为保护环境,把废旧电油深埋处理B.为增加粮食产量,大量使用农药、化肥C.为节约水资,用工业废水直接灌溉农田D,为节约资源,大力开发新能源替代...
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