Draw Lewis structure for the compound. Ca(NO_2)_2 Draw the Lewis structure for the compound (CH3)4NCl. Draw the Lewis structure for the compound: H_2S Draw the Lewis structure for the compound: NH_3 Draw Lewis structure for the compound. MgCl_2 ...
网友 1 最佳答案 回答者:网友碱性顺序是 (CH3)2NH > CH3杀NH2 > NH3pkb分别是3.27、3.34和4.75因为甲基是给电子基,所以氮上甲基的引入会增加氮的电子云密度,使孤对电子能量升高,碱性增强。印但是这个规律不能推广到三甲胺(pkb=4.20),因为三个甲基产生较大的位阻妨碍了模京知洲出垂企氮给出其孤对电子。我...
Draw the Lewis structure for NH_4^+. Draw the Lewis structure for the compound (CH3)4NCl. Draw the Lewis structure for the compound: NH_3 Draw Lewis structure for the compound. Ca(NO_2)_2 Draw the Lewis structure for the compound: H_2S ...
碱性顺序是 (CH3)2NH > CH3NH2 > NH3 pkb分别是3.27、3.34和4.75 因为甲基是给电子基，所以氮上甲基的引入会增加氮的电子云密度，使孤对电子能量升高，碱性增强。但是这个规律不能推广到三甲胺（pkb=4.20），因为三个甲基产生较大的位阻妨碍了氮给出其孤对电子。
Draw Lewis structures for each of the following: a. BF3 b. BF4 c. XeF4 d. PH3 Draw the Lewis structure for NH_4^+. Draw a Lewis structure for each ion. a. CH3O- b. (HC2)- c. (CH3NH3)+ d. (CH3NH)- Draw the Lewis structure for the Ga3+ ion. ...
Answer to: Draw the Lewis structure for HCN. Determine the number of electron groups, the electron geometry, and the molecular shape. Is it polar...
2、具有孤对电子的中性分子如 NH3,H2O,CO2,CH3OH;3、含有碳-碳双键的分子如CH2=CH2.Lewis碱显然包括所有Bronsted碱,但Lewis酸与Bronsted酸不一致,如HCl,HNO3是Bronsted酸,但不是Lewis酸,而是酸碱加合物.常见的Lewis碱:⒈负离子:卤离子、氢氧根离子、烷氧基离子、烯烃、芳香化合物⒉带有孤电子对的化合物:氨、...
百度试题 题目按照Lewis酸碱理论,下列物质中碱性最强的是( )。? CH3NH2NH3(CH3)2NH苯胺 相关知识点: 试题来源: 解析 (CH3)2NH 反馈 收藏
指出下列化合物中,哪些是Lewis酸,哪些是Lewis碱?并扼要说明理由。(1)CH3NH2 (2)CH3OH (3)ZnCl2(4)(CH3)3C+ (5)HC≡C-
百度试题 题目4 写出下列化合物的 Lewis 电子式。 A. C 2H4 B. CH3Cl C. NH 3 D. H 2S E. HNO 3 F. HCHO G. H 3 PO4 h.C2 H6 i.C 2H2 j.H 2SO4 相关知识点: 试题来源: 解析 A.C 2H4 反馈 收藏