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时间:2018-01-08
《2017届四川省南充市高三第一次高考适应性考试化学试题及答案》由会员上传分享,免费在线阅读,更多相关内容在学术论文-天天文库。
1、化学试题答案1.C2.A3.C4.D5.B6.B7.D8.(15分)(1)1s22s22p63s23p4(1分)(2)HNO3、NH3·H2O、NH4NO3(3分)平面三角形(2分)sp2(1分)(3)O>S或S<O(2分)N>O或O<N(2分)(4)①断裂第一个π键消耗能量:CO273kJ·mol-1<N2523.3kJ·mol-1,CO中第一个π键更容易断裂,故CO比N2活泼(2分)②B、D(2分)9.(15分)I.-23.5(2分)Ⅱ.(1)60%(2分)(2)d(2分)Ⅲ.(1)0.15mol/(
2、L·min)(2分)(2)ADE(3分,每个1分,有错选不得分)(3)正(2分)(4)CH3OH+8OH--6e-=CO32-+6H2O.(2分)10.(13分)(1)取代反应加成反应(各1分)(2)CH2=CH-CH=CH2(2分)(2分)(3)B→C:BrCH2-CH=CH-CH2Br+2NaOHHOCH2-CH=CH-CH2OH+2NaBr(2分)D→E:HOOC-CH=CH-COOH+2C2H5OHC2H5OOC-CH=CH-COOC2H5+2H2O(2分)(4)防止C分子中碳碳双键被酸性高锰酸钾
3、氧化(2分)NaOH醇溶液,并加热(1分)11.(15分)(1)adbc或dabc或dbac(2分)过滤和蒸发结晶(2分)(2)OH-和CO32-(2分)H++OH-=H2O(1分)CO32-+2H+=CO2↑+H2O(1分)(3)13(2分)(4)NH3(1分)(5)①CO32-+H2OHCO3-+OH-碱性溶液可除油污(2分)②1010(2分)9JWKffwvG#tYM*Jg&6a*CZ7H$dq8KqqfHVZFedswSyXTy#&QA9wkxFyeQ^!djs#XuyUP2kNXpRWXmA&U
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