Recent questions tagged organic-chemistry

Among the following , the molecule with the highest dipole moment is :

asked Feb 24, 2014 by meena.p

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The correct stability order for the following species is

asked Feb 24, 2014 by meena.p

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The major product formed in the reaction given below is

asked Feb 24, 2014 by sreemathi.v

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In the following compounds?

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Among the following molecules:The increasing order of rate of cannizzaro reaction is

asked Feb 24, 2014 by sreemathi.v

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What is the major product in the following reaction:

asked Feb 24, 2014 by sreemathi.v

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Give the numbers of N and M?

asked Feb 24, 2014 by meena.p

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The correct acidity order of the following is :

asked Feb 24, 2014 by meena.p

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Predict the product in the below reaction:

asked Feb 24, 2014 by sreemathi.v

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In the following carbocation, $H/CH_3$ that most likely to migrate to the positively charged carbon is .

asked Feb 24, 2014 by meena.p

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In the following reaction

asked Feb 24, 2014 by sreemathi.v

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The major product of the following reaction is

asked Feb 24, 2014 by sreemathi.v

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In the below reaction :The product X is

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What would be the major product of the following reaction?

asked Feb 24, 2014 by sreemathi.v

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The approriate reagents for the following transformation?

asked Feb 24, 2014 by sreemathi.v

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In the below reaction :

asked Feb 24, 2014 by sreemathi.v

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What would be the product of the following reaction?

asked Feb 24, 2014 by sreemathi.v

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Product of below reaction will be

asked Feb 24, 2014 by sreemathi.v

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The product of the below reaction:

asked Feb 24, 2014 by sreemathi.v

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In the following reaction the major product formed is a

asked Feb 24, 2014 by sreemathi.v

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Which is a product of Y of the following reaction:

asked Feb 24, 2014 by sreemathi.v

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Which of the following resonating structures of $1-methoxy -1, 3- butadiene$ is least stable?

asked Feb 24, 2014 by meena.p

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Arrange the following compounds in order of increasing dipole moment:- Toluene (I) ; m-dichorobenzene (II) ;o-dichlorobenzene (III) ; p- dichlorobenzene.(IV)

asked Feb 24, 2014 by meena.p

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The number of isomers for the compound with molecular $C_2BrClFI$ is :

asked Feb 24, 2014 by meena.p

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Which of the following have asymmetric carbon atom ?

asked Feb 22, 2014 by meena.p

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The order of reactivitiesof the following alkyl halides for a $Sn^2$ reaction is

asked Feb 22, 2014 by meena.p

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The compound which is not isomeric with diethyl ether is

asked Feb 22, 2014 by meena.p

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Which of the following compounds will exhibit cis-trans (geometrical ) isomerism ?

asked Feb 22, 2014 by meena.p

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Out of the following compounds , which will be have a zero dipole moment.

asked Feb 22, 2014 by meena.p

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Identify the correct order of reactivity in electrophilic substitution action of the following compounds.

asked Feb 22, 2014 by meena.p

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The bond between carbon atom (1) and carbon atom (2) in compound $N \equiv C_{(1)} -CH_{(2)}H \equiv CH_2$ involves the hybrid as

asked Feb 22, 2014 by meena.p

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The $Cl-C-Cl$ angle in $1,1,2,2$- tetracholoroethene and tetrachloromethane respectively will be about

asked Feb 22, 2014 by meena.p

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The correct stability order of te following resonance structures is $ I:H_2C= N^+=\bar{N} ; \quad II:H_2C^+ - N=\bar{N} \quad ; III:H_2C - N^+=\bar{N} \quad ; IV:H_2 \bar{C}- N=N^+$

asked Feb 22, 2014 by meena.p

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What is the decreasing order of strength of the bases $OH^-,NH_2^-,H-C \equiv C^- $ and $CH_3 ^{-}CH_2^-$?

asked Feb 22, 2014 by meena.p

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An $SN^2$ reaction at an asymmetric carbon a compound always gives,

asked Feb 22, 2014 by meena.p

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In the following groups : $I\; - OAc ; \;\; II \; -OMe ; \; III \;-OSO_2 Me\; ; (IV) \; -OSO_2 CF_3$ the order of leaving groups ability is

asked Feb 21, 2014 by meena.p

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Allyl isocynide has

asked Feb 21, 2014 by meena.p

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Which of the following hydrocarbons has the lowest dipole moment?

asked Feb 21, 2014 by meena.p

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The reactant that lead to products (A) and (B) on ozonolysis are

asked Feb 21, 2014 by sreemathi.v

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The products of combustion of an aliphatic thiol (RSH) at 298 k are

asked Feb 21, 2014 by meena.p

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Predict the product in the following reaction:

asked Feb 21, 2014 by sreemathi.v

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The hybridisation of carbon atoms in $C-C$ single bond of $HC \equiv C-CH = CH_2$ is

asked Feb 21, 2014 by meena.p

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The number of sigma and pi-bonds in 1-butene -3-yne are

asked Feb 21, 2014 by meena.p

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The optically active tartaric acid named as $D-(+)-$ tartaric acid because it has a positive,

asked Feb 21, 2014 by meena.p

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Predict the product in the following reaction:

asked Feb 21, 2014 by sreemathi.v

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Which of the following statements is correct?

asked Feb 21, 2014 by sreemathi.v

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Among the given compounds, the most susceptible to nucleophilic attack at the carbonyl group is

asked Feb 21, 2014 by meena.p

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The structure shows:

asked Feb 21, 2014 by meena.p

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The IUPAC name of $C_6H_5COCl$ is

asked Feb 21, 2014 by meena.p

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Which is a product X of reaction?

asked Feb 21, 2014 by sreemathi.v

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