It is one of the property that provides extra stability to the organic compounds. Huckel gave the following set of rules to predict whether the given molecule is aromatic or not. 1. The molecule must be planar, cyclic and should be conjugated with complete ...
The compounds are grouped as aromatic, anti-, and non-aromatic based on some rules. The compound shows non-aromaticity if the following rules are not followed: sp2 hybridization, ring structure, or conjugation.Answer and Explanation: Become a Study.com member to unlock this answer! Create your...
Which of the following compounds is never chiral? a. 2,3-dibromobutane b. 1,2-dibromobutane c. 1,2-dichlorobutane d. 1,4-dicromobutane e. 1-bromo-2-chlorobutane Which of the following are chiral compounds? Which of the following is a chiral comp...
Which of the following compounds has the weakest molecular ion peak? A. Aromatic compound B. ester C. alcohol D. amine 查看完整题目与答案 线圈的安装分 和。 A. 粗杆安装 B. 长杆安装 C. 细杆安装 D. 短杆安装 查看完整题目与答案 管理运筹学输入之前()合并同类项 A. 需要 ...
The passage asserts which of the following about the claim that ALH84001 originated on Mars? 选项: A、 It was initially proposed by the McKay team of scientists. B、 It is not a matter of widespread scientific dispute. C、 It has been questioned by some skeptics of the McKay team's work...
2) Identify the reagents necessary to achieve each of the following transformations: Organic Chemistry: A Heck reaction is used to couple aryl halides with alkenes in the presence of a metal catalyst (traditionally palladium). Pa...
The invention has for object of the aromatic ethers of polyglycerols of formula i: & lt; br / > (see appended drawing in bopi) & lt; & gt; br / or aromatic or aromatic alkyl - c, of valence z, r is h, aliphatic or phenyl; a ch or ch - 0 - and in this case, r, h, ...
Which of the following compound can exhibit isomerism? Thus, the compound that can exhibit geometrical isomerism is 2-pentene. Thus, the correct option is (B) 2-pentene.Does CH3 2NH exhibit tautomerism? (CH3)2NH. ... So the basic condition for compounds to show tautomerism is that it ...
AAKASH SERIES-CO-ORDINATION COMPOUNDS-PRACTICE SHEET - 5 ( Linked Comprehension type questions Passage : I I:) Which of the following is a polynuclear compound 01:34 The CN of Ni^(+2)=4 NiCl(2)+KCN("excess")toA (cyano complex) NiCl(... 02:34 The CN of Ni^(+2)=4 NiCl(2)+KCN...
The passage suggests that the fact that ALH84001 has been on Earth for 13,000 years has been used by some scientists to support which of the following claims about ALH84001? 选项: A、 ALH84001 may not have originated on Mars. B、 ALH84001 contains PAHs that are the result of nonbiolog...