Recently Active Organic Chemistry Questions

A tribromobenzene gives 2 isomers when mononitrated.Why can't the compound be 1,2,4 - tribromobenzene? ...

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why is cyclohexane more stable than cyclopentane ...

Predict the major product of the given reaction :- *Image* ...

*Image* find the order of dehydration...with reason... ...

*Image* On what basis are the nucleophilic strengths being decided? Which oxygen is more nucleophilic - A or B ? ...

Bent's rule is consistent with VSEPR theory. Accord. to Bent's rule, the more electronegative substituent attaches itself to hybrid orbital that contains more p-charach./less s-character. 1) Molecule/ion inwhich Bond angle is ...

which one is more reactive: alkene or alkyne? what is da case for (1)GENERAL rxns and for (2)Hydrogenation specifically?? pl giv reason also thnx ...

Ques 4) Find the product formed in this reaction:- C6H5 - O - CH3 + HI ---(heat)→ ??? Ques 5) *Image* ...

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please try to indentify the intermediate compuonds formed. It's one of b555's problems. conversion of benzaldehyde to 3-phenylpropanol. exp in brackets is the reagent used. benzaldehyde ----->(ethanol / OH- ) ------------- ...

Q1. Selected bond angles for five hydrocarbons are shown below. Arrange these hydrocarbons according to their pKa values, from lowest to the highest *Image* ans: 6>2>3>4>5>1 Q2. Rank the following in decreasing ...

Hydrocarbons exist in aliphatic and alicyclic forms.For the cyclic forms,the Baeyer strain theory is applicable.However this theory can only partly explain the stability of these hydrocarbons.The strain occurs due to a variet ...

Read all these things today....tell me if they are in syllabus or not..since they are from the most untouched chapter:Amino acids 1)Preparation of amino acids from Ketonic acid 2)Preparation of amino acids by Strecker method ...

We're looking at the reaction: RCl + OH- → ROH + Cl- (R being the (CH3)3C-radical) The reaction is supposed to follow the mechanism: RCl → R+ + Cl- (k1 forward reaction; k-1 backward reaction) R+ + OH- → ROH (k2 forward ...

Q1 which can be used as solvent in friedel craft reaction a)nitrobenzene b)toulene c)phenol d)toulene Q2 T/F a)energy (hybrid strucuture) less than resonance strucutre b)resonance energy=diff in enthalpies of formation of mol ...

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Arrenge the fllowing ions in correct order of decreasing nucleophilicity in non polar solvent OH- ,NH2- ,F- ,CH3- ...

lets put forward our doubts and knowledge on "optical isomerism " in this thread.....that will be a great move ....i feel !!!! ...

Somebody asked me this question: *Image* I'm wondering what could answer be.. initially thought of anthracene but that probably couldn't be case. I'm not knowing answer.. can anyone solve it? ...

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1. Any tertiary alkyl halide is taken and reacted with aq NaOH in i>H2O ii>DMSO.The reactions undergone are a. SN2,SN2 B. SN1,SN1 c. SN1,SN2 d. SN2,SN1 Multi Ans Correct --- 2. In conversion of EAA to 3-methyl-2-pentano ...

how stable is it? i want to know more about this , plz give some links . i waqnt the content to be only about anilinium ion and not in terms of basicity with amines. ...

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I came across a question wich was as follows : *Image* Now the product given in the ans is *Image* I agree that there is no problem in this answer BUTTTTTTTTTTTTT wats wrong in the product that i m putting forward???? It has ...

Consider the following compound A (below) : - *Image* Select the correct statement(s) : (a) It is more acidic than CH3 OH (b) It is more acidic than CH3 COOH (c) It reacts fastest with Lucas reagent (d)It is a dibasic acid ...

Some simple suitable ones for practice- 1) Which of the following cannot form Grignard Reagent ? a) CH3CH2Br b) CH2=CHBr c) HC≡CCH2Br d) CH2=CHCH2Br 2)CH3CH2Br ---(NH3)---> CH3CH2NH2 (Given 2b true), Hence.. *Image* What ...

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Streptimidone is an antibiotic and has the structure shown. How many stereoisomers of streptimidone are possible? How many enantiomers? Using the E,Z and R,S descriptors, specify all the essential elements of stereochemistry ...

This thread will focus on some very basic things of organic chemistry. They mainly will help to solve problems that are based on passage type questions. Feel free to contribute. Please do not post everything in a single post. ...