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Recent questions in Chemistry

Questions >> JEEMAIN and NEET >> Chemistry

Chemistry

About reactivity in SN1reaction following statements are noted .Pick out the correct pair

asked Aug 23, 2013 by sreemathi.v

1 answer

n-Propyl chloride would give SN2 reactions underwhich of the following conditions?

asked Aug 23, 2013 by sreemathi.v

1 answer

Which of the following are correct statements regarding unimolecular SN1

asked Aug 23, 2013 by sreemathi.v

1 answer

Which of the following are correct order of nucleophilicity in meoH

asked Aug 23, 2013 by sreemathi.v

1 answer

The compound that undergoes SN1 reaction most rapidly is

asked Aug 23, 2013 by sreemathi.v

1 answer

The rate of solvolysis of the following allyl chloride in 50% aqueous ethanol at $44^{\circ}C$ is

asked Aug 23, 2013 by sreemathi.v

1 answer

Refer to the below image : Assuming both the reactions are E1 the expected ratio between $K_H/K_D$ is

asked Aug 23, 2013 by sreemathi.v

1 answer

Which of the following can give both $E$ and $Z$ products?

asked Aug 23, 2013 by sreemathi.v

1 answer

At higher temperature iodoform reaction is given by

asked Aug 23, 2013 by sreemathi.v

1 answer

Allyl chloride on dehydrochlorination gives

asked Aug 23, 2013 by sreemathi.v

1 answer

Which of the following is most reactive towards SN2 reaction?

asked Aug 23, 2013 by sreemathi.v

1 answer

Refer to the image below :

asked Aug 22, 2013 by sreemathi.v

1 answer

Predict the product

asked Aug 22, 2013 by sreemathi.v

1 answer

Which of the following represents the correct graph for SN2 reaction?

asked Aug 22, 2013 by sreemathi.v

1 answer

Refer to the below image :

asked Aug 22, 2013 by sreemathi.v

1 answer

The predominant product formed when 3− methyl −2−pentene reacts with $HOCl$ is

asked Aug 22, 2013 by sreemathi.v

1 answer

In which of the following pair one species is incorrectly indicated which would give higher Substitution /Elimination ratio when it reacts with isopropyl bromide.

asked Aug 22, 2013 by sreemathi.v

1 answer

Refer to the below equation :

asked Aug 21, 2013 by sreemathi.v

1 answer

In which of the following case increase in solvent polarity causes a large in rate of the reaction.

asked Aug 21, 2013 by sreemathi.v

1 answer

Refer to the below equations :

asked Aug 21, 2013 by sreemathi.v

1 answer

$R-L$------------>$R-X$. L is a good leaving group .The rate of the reaction is maximum when $Li-X$ is

asked Aug 21, 2013 by sreemathi.v

1 answer

The reaction $R-Cl+R'ONa$---------->$ROR'+NaCl$.The reaction is catalysed by the addition of small amounts of $NaI$ because

asked Aug 21, 2013 by sreemathi.v

1 answer

The correct decreasing order of vapour phase dipole moments of $CH_3-x$ is as follows

asked Aug 21, 2013 by sreemathi.v

1 answer

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