亲亲你好呀！我是小泽老师很高兴回答你的问题！CH3CH2CH2CH2CHONH2NH2(KOH)乙二醇反应方程式如下：①CH3CH2Br 先和NaOH醇溶液，消去反应CH3CH2Br +NaOH→(醇，△)CH2=CH2 +NaBr+H2O②和溴水加成CH2=CH2 +Br2→CH2BrCH2Br③和NaOH水溶液取代CH2BrCH2Br +NaOH→（水，△）CH2（OH）CH2（OH）
To balance a chemical equation, enter an equation of a chemical reaction and press the Balance button. The balanced equation will appear above. Use uppercase for the first character in the element and lowercase for the second character. Examples: Fe, Au, Co, Br, C, O, N, F. Ionic char...
百度试题 结果1 题目完成反应式(写出主要产物或试剂)。O H2NNH2/KOH(HOCH2CH2)2O/△CH3O OCH3 相关知识点: 试题来源: 解析 OCH, OCH3 反馈 收藏
7(14分)甲苯经以下反应可合成2-甲基萘,写出 A∼G 的结构。O O OAiClA(C H O3)NH2NH2, KOH→B(C11 H14 O2)加热SOCl_2ClC_(11)H_(13)ClO)=O_2OC_1H_(11)O_2 SOCl2H2SONBSNaOEt加热F(C1 H12)G(C H1 2 Br)NaOEt光照EtOH,加热
NH2NH2/KOH与Zn-Hg/浓HCl都能分别把C6H5COCH2CH(OC2H5)2还原为C6H5CH2CH2CH(OC2H5)2A.正确B.错误的答案是什么.用刷刷题APP,拍照搜索答疑.刷刷题(shuashuati.com)是专业的大学职业搜题找答案,刷题练习的工具.一键将文档转化为在线题库手机刷题,以提高学习效率,是学习的生产力
C、C2H5ONa D、NH2NH2 , KOH 点击查看答案 第4题 C6H5―NHR+NaNO2+HCl→+()NaCl+H2O。A. [图]B. C6H5—NORC... C6H5―NHR+NaNO2+HCl→+()NaCl+H2O。 A. B. C6H5—NOR C. C6H5NR2O D. 点击查看答案 第5题 还原C=O 为 CH2 的试剂应是: (A) Na/EtOH (B) H2N-NH2/HCl (C...
这个计算器将进行化学计量计算。 🛠️ 计算反应化学计量 ➜ Instructions To perform a stoichiometric calculation, enter an equation of a chemical reaction and press the Start button. The reactants and products, along with their coefficients will appear above. Enter any known ...
【题目】苯丁酸氮芥是氮芥类抗痛药的代表物,其合成方法如下CO2H多步反应1)NH2NH2/KOH,△CHNO AICI32)H3OC10H13NO2(cH_2OH)/(H_2OO_4)c_(14H)_(22)NO_2 一定条件FHNC15H23NO4ESOCIzCHO已知信息:SOCI2|H^*/ΔOHCO2HNO2 Fe/HCINH2cIAICI3苯丁酸氨芥OH(1)下列说法正确的是_。(多选)A.化合物E...
4.D在该燃料电池中,NH3失去电子,从负极通入,O2得到电子,从正极通入,b极是正极,A错误;电解质溶液是KOH溶液故a极的电极反应式应为 2NH_3+6OH^--6e^-=N_2+6H_2OB错误;根据反应过程中正、负极转移的电子数相等,则4NH312e^-3O_2 ,因此反应消耗的NH3与O2的物质的量之比为 4:3C错误;该燃料电池的总...
C3H6O1858.07914 Products AnilineWater C6H5NH2493.12648 H2O3018.01528 This calculator will determine the limiting reagent of a reaction. 🛠️Equation Editor Calculate Limiting Reagent ➜ Instructions To calculate the limiting reagent, enter an equation of a chemical reaction and press the...