精品解析:2023年甘肃省平凉市中考化学真题(原卷版)
【淘宝搜索店铺:中小学教辅资源店微信:mlxt2022】平凉市2023年初中毕业与高中阶段招生考试化学试卷可能用到的相对原子质量:H-1C-12N-14O-16C1-35.5Ca-40一、选择题(本题包括10小题,每小题2分,共20分。每小题只有一个选项符合题意)1.空气是一种宝贵的自然资源。空气中用于供给呼吸的气体是A.氮气B.氦气C.氧气D.水蒸气2.有机合成材料的应用和发展方便了人类的生活。下列不属于有机合成材料的是A.塑料B.陶瓷C.合成橡胶D.合成纤维3.下列食物中,蛋白质含量最高的是A.米饭B.瘦肉C.青菜D.菜籽油4.2023年世界环境日中国主题为“建设人与自然和谐共生的现代化”...
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