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有机化学内容的考查在历年的高考题中都占有很大的比例,把握有机化学在高考中的考查方式和方向能够指导化学复习更有针对性,起到事半功倍的效果。一、2016年新课标全国Ⅰ卷有机化学例题分析选择题7.化学与生活密切相关,下列有关说法错误的是()。A.用灼烧的方法可以区分蚕丝和人造纤维B.食用油反复加热会产生稠环芳香烃等有害物质C.加热能杀死流感病毒是因为蛋白质受热变性D.医用消毒酒精中乙醇的浓度为95%解析:A.蚕丝是蛋白质,灼烧后有烧焦的羽毛味,正
Organic chemistry content examination in the years of college entrance examination questions all occupy a large proportion of organic chemistry in the entrance examination of the test methods and direction to guide the chemical review more targeted, play a multiplier effect. First, the 2016 New Curriculum National Ⅰ Volume Organic Chemistry Example Analysis of multiple-choice questions 7. Chemistry and life are closely related to the following is wrong to say (). A. Burning method can distinguish between silk and rayon B. Edible oil repeatedly heating will produce harmful substances such as polycyclic aromatic hydrocarbons C. Heating can kill the influenza virus is due to denaturation of protein D. Medical disinfection concentration of alcohol in ethanol 95% Resolution: A. Silk is protein, burned after burning feather flavor, is