2023年湖北省新高考联考协作体高三9月起点考试 化学答案
湖北省新高考联考协作体*化学答案(共6页)第1页2023年湖北省高三9月起点考试高三化学参考答案、解析及评分标准一、选择题(每小题3分,共45分)题号123456789101112131415答案DAACBDACBCBABCD1.【答案】D【解析】防止塑料的老化应该添加防老剂,不是增塑剂,A项错误。生石灰能够吸水防潮,不能作脱氧剂,B项错误。被保护金属作原电池正极,可保护金属不被腐蚀,C项错误。2.【答案】A【解析】鍮石是纯铜,假鍮石是铜锌合金,合金硬度比其成分金属的大,假鍮石硬度大相对不方便冲压成型,C项正确,A项错误,是本题的答案。假鍮石炼制过程涉及反应:ZnCO3==△ZnO+CO2↑、...
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