a CH3CH2CH2OH + b CuO = c CH3CH2COH + d H2O + f Cu Step 2: Create a System of Equations Create an equation for each element (C, H, O, Cu) where each term represents the number of atoms of the element in each reactant or product. C: 3a + 0b = 3c +...
Balance CH3CH2CH2OH + CuO = CH3CH2CHO + H2O + Cu Using the Algebraic Method Step 1: Label Each Compound With a Variable Label each compound (reactant or product) in the equation with a variable to represent the unknown coefficients. a CH3CH2CH2OH + b CuO = c CH3CH...
故答案为:CH3CH2CH2OH+CuOCH3CHO+Cu+H2O。(1)具有相同分子式而结构不同的化合物互为同分异构体;(2)相对分子质量越大密度越大;(3)具有特殊气味,常作萃取剂的有机物为苯,苯和液溴在铁催化下生成溴苯;(4)②CH3CH2CH2OH为醇,在CuO反应生成醛。本题考查同分异构体、熔沸点的比较、苯的取代反应、醇的氧化等...
(1)CH3COOH+CH3CH2CH2OH浓H2SO+CH3COOCH2CH2CH3+H2O(2)2CH3COOH+CuO(CH3COO)2Cu+H2O(3)2CH3COOH+Zn(CH3COO)2Zn+H2↑(4)2CH3COOH+CaCO3(CH3COO)2Ca+H2O+CO2↑(5)2CH3COOH+Cu(OH)2(CH3COO)2Cu+2H2O 结果一 题目 已知A、B、C、D、E是原子序数依次增大的五种短周期元素,A与C同主族,A与B、...
Cu(OH)2(s)CuO(s)+H2O(l) △H=b kJ/mol 4CuO(s)2Cu2O(s)+O2(g) △H=c kJ/mol 则该方法制备Cu2O的热化学方程式为。 ③工业中主要采用电解法:用铜和钛作电极,电解氯化钠和氢氧化钠的混合溶液,电解总方程式为:2Cu+H2OCu2O+H2↑,则阳极反应式为:。
D.乙醛在碱性条件下被新制的氧化铜氧化,反应的离子方程式为:CH3CHO+2Cu(OH)2+OH-△→→△CH3COO-+CuO↓+3H2O,故D正确;故选D. 点评 本题考查了离子方程式的判断,为高考的高频题,题目难度不大,注意掌握离子方程式的书写原则,明确离子方程式正误判断常用方法:检查反应物、生成物是否正确,检查各物质拆分是否正确...
Balance CH3CH2CH2OH + CuO = CH3CH2COH + H2O + Cu52 Using the Algebraic Method Step 1: Label Each Compound With a Variable Label each compound (reactant or product) in the equation with a variable to represent the unknown coefficients. a CH3CH2CH2OH + b CuO = c CH3CH2C...
N NH3HCIHN NH 0 0+2H2O,故答案为:HO OH+H:N NH3HCIHN NH 0 0+2H2O;⑸乙二酸二乙酯(COOCHs COOC,H)水解生成乙二酸和乙醇,乙二酸可以由乙二醇氧化得到,合成路线为CH,OH CuO CHO COOH 2C,HSOH CH,OH △ CHO COOH 浓H2SO4COOC2H5,故答案为:CH,OH CuO CHO COOH 2C,HSOH CH,OH △ CHO COOH ...
1不能使热的CuO表面变红的是( ) A. CH3CH(OH)CH3 B. (CH3)3COH C. CH3CH(OH)CH2CH3 D. (CH3)3CCH2OH 2【题目】不能使热的CuO表面变红的是()CH_3CH(OH)CH_3 (CH_3)_3COH CH_3CH(OH)CH_2CH_3 (CH_3)_3CCH_2OH 3 不能使热的CuO表面变红的是( ) A. CH 3 CH(OH)CH...
Na2CO3 + CuO = CuCO3 + Na2O KHCO3 + AlBr3 = Al(OH)3 + KBr + CO2 AlP + HNO3 = H3PO4 + Al(NO3)3 + N2O + H2O HNO2 + HBr = NO + H2O + Br2 NaCl + Sn(OH)2 = Na(OH) + SnCl2 CH3CH3 + Br = HBr + CH3CH2CH2Br ...