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Questions >> JEEMAIN and NEET >> Chemistry >> Some Basic principles of Organic chemistry

Which of the following has the highest nucleophilicity

answered Feb 29, 2020 by infomadhavi

1 answer

Which of the following compounds will show geometrical isomerism?(i) 2-butene (ii) Propene (iii) 1-phenylpropene (iv) 2-methyl-2-butene

answered Feb 14, 2020 by ashwinipatle221

2 answers

Most stable carbonium ion is

answered Feb 12, 2020 by madridista8907

3 answers

Optical isomerism arises from the presence of

answered Sep 25, 2018 by zakirnasir5781

2 answers

Identify the correct order of boiling points of the following compounds : $CH_3 CH_2 CH_2OH,CH_3CH_{\large 2_2}CH_2CHO , CH_3CH_{\large 2_3}CH_2COOH$

answered Jan 3, 2018 by og.darkprince

2 answers

The formation of cyanohydrin from a ketone is an example of

answered Mar 12, 2017 by snehaasenthil

2 answers

Which is the least likely protonation site in the conjugated alkene given below:

answered Feb 2, 2017 by abhibhat

3 answers

Which of the following compounds does not show lassaigne's test for nitrogen ?

answered Nov 26, 2016 by smkjain48

2 answers

Find the incorrect match.

answered Jan 18, 2016 by meena.p

1 answer

what is inductomeric effect ?

answered Jan 7, 2015 by sharmaaparna1

1 answer

explain meta directing property of CCl3 due to +R effect or reverse conjugation?

answered Jan 7, 2015 by sharmaaparna1

1 answer

When a carbon atom is linked to four different groups it is said to be chiral carbon atom. when alpha hydrogen atom of an alkane is replaced by a functional group we get corresponding compound. Lowest molecular mass optically active ketone contians ____ carbon atoms?

asked Mar 25, 2014 by balaji.thirumalai

1 answer

Which of the following statement is not correct ?

answered Mar 6, 2014 by meena.p

1 answer

The bonds between carbon atom (1) and carbon atom (2) in compound $N \equiv C-CH =CH_2$ involves the hybrid is :

answered Mar 6, 2014 by meena.p

1 answer

The change in the state of hybridization of the asterisked carbon in the following reaction :

answered Mar 6, 2014 by meena.p

1 answer

Which of the following statement is false about an electrophile ?

answered Mar 6, 2014 by meena.p

1 answer

The correct IUPAC name for the following compound is :

answered Mar 6, 2014 by meena.p

1 answer

An organic compound contains carbon, hydrogen and oxygen . Its elemental analysis gave C, $38.71\%$ and $H, 9.67 \%$ The empirical formula of the compound would be

answered Mar 6, 2014 by meena.p

1 answer

Consider the following organic compound. To make it a chiral compound. The attack should be on which carbon?

answered Mar 5, 2014 by meena.p

1 answer

Total number of isomers of $C_4H_{10}O$ will be

answered Mar 5, 2014 by meena.p

1 answer

The total number of isomers for $C_4H_8$ is

answered Mar 5, 2014 by meena.p

1 answer

The two isomers given below are :

answered Mar 5, 2014 by meena.p

1 answer

Structures , $CH_3COCH_3$ and $CH_2 =CH (OH) CH_3$ represent

answered Mar 5, 2014 by meena.p

1 answer

The number of enantiomers of the compound $CH_3CHBrCHBrCOOH$ is

answered Mar 5, 2014 by meena.p

1 answer

Which of the following will have a meso- isomer also ?

answered Mar 5, 2014 by meena.p

1 answer

which among the following is likely to show geometrical isomerism ?

answered Mar 5, 2014 by meena.p

1 answer

Most stable carbanion is

answered Mar 5, 2014 by meena.p

1 answer

The arrangement of $(CH_3)_3C-,(cH_3)_2CH-,CH_3CH_2-$ when attached to benzene or an unsaturated group, in increasing order of inductive effect is

answered Mar 5, 2014 by meena.p

1 answer

Which of the following compounds is not chiral ?

answered Mar 5, 2014 by meena.p

1 answer

In triplet carbenes, the two electrons

answered Mar 5, 2014 by meena.p

1 answer

Acetaldehyde is the rearranged product of

answered Mar 5, 2014 by meena.p

1 answer

The following is the percentage composition of a compound. $Na = 16.08 \%, C = 4.19 \%, O = 16.78 \%$ and $H_2O = 62.95 \%$ . Its molecular formula is

answered Mar 5, 2014 by meena.p

1 answer

An organic compound contains $C=40 \%,O=53.34\%$ and $H-6.60 \%$ . The empirical formula of the compound is :

answered Mar 5, 2014 by meena.p

1 answer

$CH_3 -CHCl -CH_2-CH_3$ has a chiral centre. which one of the following represents its R- configuration?

answered Mar 5, 2014 by meena.p

1 answer

Refer the below diagram : It has chiral centre (*). It is

answered Mar 5, 2014 by meena.p

1 answer

The IUPAC name of $CH_3COCH(CH_3)_2$ is

answered Mar 5, 2014 by meena.p

1 answer

The IUPAC name of the below compound is :

answered Mar 5, 2014 by meena.p

1 answer

The IUPAC name of the following compound is :

answered Mar 5, 2014 by meena.p

1 answer

The IUPAC name of the following compound is :

answered Mar 5, 2014 by meena.p

1 answer

Hydrogenation of the below compound in the presence of poisoned palladium catalyst gives,

answered Mar 5, 2014 by meena.p

1 answer

Which of the following compound has wrong IUPAC name ?

answered Mar 5, 2014 by meena.p

1 answer

The carbon- carbon length in benzene is :

answered Mar 5, 2014 by meena.p

1 answer

Which of the following has zero dipole moment ?

answered Mar 5, 2014 by meena.p

1 answer

Increasing order of basic nature of $NH_3(I), CH_3NH_2(II)$ and -NH_2(III)( $ is

answered Mar 5, 2014 by meena.p

1 answer

The most stable free radical among the following is

answered Mar 5, 2014 by meena.p

1 answer

Meso-Tartaric acid is optically inactive due to the presence of

answered Mar 5, 2014 by meena.p

1 answer

In Lassaigne's test for nitrogen , the blue colour is due to the formation of

answered Mar 5, 2014 by meena.p

1 answer

The IUPAC name of

answered Mar 4, 2014 by meena.p

1 answer

Refer the below diagram : The IUPAC name of the compound is

asked Mar 4, 2014 by meena.p

1 answer

The correct name of below diagram is:

asked Mar 4, 2014 by meena.p

1 answer

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