Haloalkanes and Haloarenes · Chemistry · NEET
Start PracticeMCQ (Single Correct Answer)
NEET 2024 (Re-Examination)
The major product $$\mathrm{C}$$ in the below mentioned reaction is:
$$\mathrm{CH}_3 \mathrm{CH}_2 \mathrm{CH}_2 \mathrm{Br} \xrightarrow[\Delta]{\tex...
NEET 2024 (Re-Examination)
The following reaction method
is not suitable for the preparation of the corresponding haloarene products, due to high reactivity of halogen, when X ...
NEET 2024
The compound that will undergo SN1 reaction with the fastest rate is
NEET 2024
Identify the major product C formed in the following reaction sequence :
$$
\mathrm{CH}_3-\mathrm{CH}_2-\mathrm{CH}_2-\mathrm{I} \xrightarrow{\mathrm{...
NEET 2023 Manipur
Which amongst the following reactions of alkyl halides produces isonitrile as a major product?
(A) $$\mathrm{R-X+HCN\to}$$
(B) $$\mathrm{R-X+AgCN\to}$...
NEET 2023 Manipur
Choose the correct sequence of reagents in the conversion of 4-nitrotoluene to 2-bromotoluene.
NEET 2023 Manipur
Identify the product in the following reaction
...
NEET 2023 Manipur
Identify 'X' in the following reaction.
...
NEET 2023
The given compound
is an example of _________....
NEET 2021
The major product of the following chemical reaction is : ...
NEET 2021
The major product formed in dehydrohalogenation reaction of 2-Bromo pentane is Pent-2-ene. This product formation is based on?
NEET 2020 Phase 1
Which of the following alkane cannot be made in good yield by Wurtz reaction?
NEET 2020 Phase 1
Elimination reaction of 2-Bromo-pentane to form pent-2-ene is :(A) $$\beta $$-Elimination reaction(B) Follows Zaitsev rule(C) Dehydrohalogenation reac...
NEET 2018
The compound C7H8
undergoes the following
reactions :
The product ‘C’ is...
NEET 2017
Identify $$A$$ and predict the type of reaction.
...
NEET 2016 Phase 2
Consider the reaction,
CH3CH2CH2Br + NaCN $$ \to $$ CH3CH2CH2CN + NaBr
This reaction will be the fastest in ...
NEET 2016 Phase 1
Which of the following biphenyls is optically active ?
AIPMT 2015
In an SN1 reaction on chiral centers, there is
AIPMT 2015 Cancelled Paper
The reaction of C6H5CH $$=$$ CHCH3 with HBr produces
AIPMT 2014
Which of the following compounds will undergo racemisation when solution of KOH hydrolyses?
...
AIPMT 2012 Mains
In the replacement reaction
The reaction will be most favourable if M happens to be...
AIPMT 2011 Mains
Which of the following compounds undergoes nucleophilic substitution reaction most easily?
AIPMT 2011 Mains
Consider the reactions.
The mechanisms of reactions (i) and (ii) are respectively...
AIPMT 2010 Mains
In the following reaction
the product 'X' is...
AIPMT 2010 Prelims
Which one is most reactive towards SN1 reaction?
AIPMT 2010 Prelims
The correct order of increasing reactivity of
C$$-$$X bond towards nucleophile in the following compounds is ...
AIPMT 2009
Which of the following reactions is an example of nucleophilic substitution reaction?
AIPMT 2008
In a SN2 substitution reaction of the type
R $$-$$ Br + Cl$$-$$ $$\buildrel {DMF} \over
\longrightarrow $$ R$$-$$Cl + Br$$-$$
which one of the foll...
AIPMT 2007
CH3 $$-$$ CHCl $$-$$ CH2 $$-$$ CH3 has a chiral centre. Which one of the following represents its R-configuration?
AIPMT 2006
Which of the following is not chiral?
AIPMT 2005
Which of the following undergoes nucleophilic substitution exclusively by SN1 mechanism?
AIPMT 2004
Which of the following is least reactive in a nucleophilic sibstitution reaction?
AIPMT 2002
Reactivity order of halides for dehydrologenation is
AIPMT 2002
Z in the above reaction sequence is ...
AIPMT 2001
obtained by chlorination of n-butane will be...
AIPMT 2001
An organic compound A(C4H9Cl) on reaction with Na/diethyl ether gives a hydrocarbon which on monochlorination gives only one chloro derivative then, A...