CHOCH-NCH.CHCH,CHCHOCHO(醛A)CHa CH,CH,CHNH2(胺B)(1)对位上有—C4H9的苯胺可能有4个异构体,它们是CHCHCHCHNH2、(CH)2 CHCH2NH2、0(2)醛A的异构体甚多,其中属于酯类化合物,而且结构式中有苯环结构的异构体就有6个,它们是COOCH3、OCCH3、0HCOOCH3、HCOOCH解析:(1)实际上是考查丁基的4种同...
例子 (Pb3)(PO4)2 Na(B(C6H5)4) AcCl3 CH2CHCO2Na Zn(I2) CS CoCl2(6H2O) (HCIO)2 C7H7O2N H2(TeO2) CH2(OH)CH2(OH) Fe(S2) Recent Oxidation Numbers
There are 4 easy steps to find the molar mass of C6H5CH2CHCH2 based on its chemical formula. 1. Count The Number of Each Atom The first step to finding the molar mass of Indane is to count the number of each atom present in a single molecule using the chemical formula, C6H5CH2CH...
J. Bur- zlaff, "Crystal Structure and Phase Transitions in N-ben- zyl Piperidinium Dihydrogenmonophosphate, C6H5CH2CHCH2CH2NH2CH2CH2*H2PO4," Journal of So- lid State Chemistry, Vol. 155, 2000, pp. 298-304.Elaoud, Z., Kamoun, S., Mhiri, T., Romain, F., Burzlaff, H. (2000...
苯乙烯(C6H5CH=CH2)是生产各种塑料的重要单体,其制备原理是:C6H5C2H5(g) C6H5CH=CH2(g)+H2(g)△H=+125kJ•mol-1(1)该反应的平衡常数表达式为K=c(C6H5CH=CH2)c(H2)c(C6H5C2H5)c(C6H5CH=CH2)c(H2)c(C6
如①CH2=CH2、②HC≡CH、③ 、④HCHO,其中碳原子采取sp2杂化的分子有①③④(填序号),HCHO分子的立体结构为平面三角形;HC≡CH分子内σ键与π键个数之比为3:2. (4)金属镍与镧(La)形成的合金是一种良好的储氢材料,如图是一种镍镧合金储氢后的晶胞结构示意图,该合金储氢后,含1molLa的合金可吸附H2的数目...
苯乙烯(C6H5CH=CH2)是生产各种塑料的重要单体,其制备原理是:C6H5C2H5(g)C6H5CH=CH2(g)+H2(g) △H=+125kJ/mol(
对于(1)C6H5OH (2)H2CO3 (3)CH3CH2COOH (4)CH3CH(OH)COOH 按酸性减弱的顺序排列正确的是:A (4) > (1) &g
苯乙烯(C6H5CH=CH2)2是合成橡胶和塑料的单体,用来生产丁苯橡胶、聚苯乙烯等.工业上以乙苯C6H5CH2CH3为原料,采用催化脱氢的方法制取苯乙烯,反应方程式为:C6H5CH2CH3(g)⇌C6H5CH=CH2(g)+H2(g)△H(1)已知:H2和CO的燃烧热(△H)分别为-285.8kJ.mol•L-1和-283.0kJ.mol•L-1;C6H5CH2CH3(g)...
The amine substituted phosphines (C6H5)2PN(H)CH2CH3 and (C6H5)2PN(H)CH2C6H5 react with C5H5Fe(CO)2CH(C6H5) (OCH3) photolytically to give moderate yields of the four-membered chelate ring complexes C5H5H (C6H5)] and C5H5H(C6H5)], respectively. Photolysis of C5H5Fe(CO)2CH(C6...