重庆市涪陵第五中学2024-2025学年高三上学期开学考试化学试题(含答案)
重庆市涪陵第五中学2024-2025学年高三上学期开学考试化学试题(考试总分:100分考试时长:90分钟)一、单选题(本题共计14小题,总分42分)1.生活中处处有化学。下列说法错误的是()A.液态氯乙烷汽化时吸收大量热,具有冷冻麻醉的作用B.油酸甘油酯、麦芽糖在一定条件下都能发生水解反应C.用于生产烹饪器具手柄等产品的酚醛树脂属于聚酯类化合物D.DNA分子的两条链上的碱基通过氢键互补配对2.下列关于有机物性质的说法正确的是()A.酸性:CH2ClCOOH>B.相同压强下的沸点:己烷>己二醇C.密度:苯>溴苯D.在水中的溶解度:硝基苯>甘氨酸3.下列化学用语及其描述正确的是()A.AB.BC....
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