精品解析:2024年内蒙古自治区兴安盟、呼伦贝尔市中考化学试题(原卷版)
【淘宝搜索店铺:中小学教辅资源店微信:mlxt2022】2024年兴安盟、呼伦贝尔市初中毕业生学业考试化学试题可能用到的相对原子质量:H—1C—12N—14O—16Na—23S—32一、选择题(下列各题的四个选项中只有一个符合题意。共15个小题,每小题1分,共15分)1.我们生活在一个不断变化的物质世界里,下列变化属于化学变化的是A.冰雪融化B.粮食酿酒C.干冰升华D.汽油挥发2.下列实验操作正确的是A.量取液体B.加热液体C.测溶液的pHD.称量8.0g氢氧化钠固体3.钾肥的主要作用是增强植物抗病虫害和抗倒伏能力。下列物质属于钾肥的是A.草木灰B.尿素C.磷矿粉D.碳酸氢铵4.纯净物分为单质...
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