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JEE Advanced

Basics of Organic Chemistry

Chemistry

Previous Years Questions

MCQ (Single Correct Answer)

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For the following reactionCH4(g) + Cl2(g) $$\buildrel {light} \over \longrightarrow $$ CH3Cl(g) + HCl (g)the correct st...
JEE Advanced 2021 Paper 2 Online
Correct match of the C-H bonds (shown in bold) in Column J with their BDE in Column K is .tg {border-collapse:collapse...
JEE Advanced 2021 Paper 2 Online
The Fischer projection of D-erythrose is shown below : D-erythrose and its isomers are listed as P, Q, R, and S in Colu...
JEE Advanced 2020 Paper 1 Offline
Which of the following structures has the IUPAC name3-ethynyl-2-hydroxy-4-methylhex-3-en-5-ynoic acid?
JEE Advanced 2020 Paper 1 Offline
Newman projections P, Q, R and S are shown below :Which one of the following options represents identical molecules?...
JEE Advanced 2020 Paper 1 Offline
Isomers of hexane, based on their branching, can be divided into three distinct classes as shown in the figure. The cor...
JEE Advanced 2014 Paper 2 Offline
Among the following compound, the most acidic is
IIT-JEE 2011 Paper 1 Offline
The bond energy (in kcal mol-1) of a C-C single bond is approximately
IIT-JEE 2010 Paper 1 Offline
The hybridization of carbon atoms in C-C single bond of HC $$ \equiv $$ C - CH = CH2 is
IIT-JEE 1991
The IUPAC name of the compound CH2 = CH $$-$$ CH(CH3)2
IIT-JEE 1987
The IUPAC name of the compound having the formula is : ...
IIT-JEE 1984

Numerical

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The maximum number of possible isomers (including stereoisomers) which may be formed on mono-bromination of 1-methylcycl...
JEE Advanced 2021 Paper 1 Online
Total number of isomers, considering both structural and stereoisomers of cyclic ethers with the molecular formula C4H8O...
JEE Advanced 2019 Paper 2 Offline
For the given compound $$X,$$ the total number of optically active stereoisomers is ____________. ...
JEE Advanced 2018 Paper 2 Offline
In the following monobromination reaction, the number of possible chiral product(s) is (are)... ...
JEE Advanced 2016 Paper 1 Offline
The total number of stereoisomers that can exist for M is ___________. ...
JEE Advanced 2015 Paper 1 Offline
The total number(s) of stable conformers with non-zero dipole moment for the following compound is(are) ...
JEE Advanced 2014 Paper 1 Offline
The total number of lone-pairs of electrons in melamine is
JEE Advanced 2013 Paper 1 Offline
When the following aldohexose exists in its D-configuration, the total number of stereoisomers in its pyranose form is _...
IIT-JEE 2012 Paper 1 Offline
The total number of cyclic isomers possible for a hydrocarbon with the molecular formula C4H6 is
IIT-JEE 2010 Paper 1 Offline

MCQ (More than One Correct Answer)

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With respect to the compounds I-V, choose the correct statement(s). ...
JEE Advanced 2020 Paper 1 Offline
Consider the following four compounds, I, II, III, and IV. Choose the correct statement(s)...
JEE Advanced 2020 Paper 2 Offline
For the following compounds, the correct statement(s) with respect to nucleophilic substitution reaction is (are) ...
JEE Advanced 2017 Paper 2 Offline
The correct statements(s) for the following addition reactions is (are) ...
JEE Advanced 2017 Paper 1 Offline
The IUPAC name(s) of the following compound is (are) ...
JEE Advanced 2017 Paper 1 Offline
The hyperconjugative stabilities of tert-butyl cation and 2-butene, respectively, are due to
JEE Advanced 2013 Paper 1 Offline
Which of the given statement(s) about N, O, P and Q with respect to M is(are) correct? ...
IIT-JEE 2012 Paper 2 Offline

Fill in the Blanks

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The IUPAC name of succinic acid is _______.
IIT-JEE 1994

Subjective

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Write the IUPAC name for the following : ...
IIT-JEE 1991
Give the IUPAC name of the following compound : ...
IIT-JEE 1990
Write the IUPAC name of : CH3CH2CH = CHCOOH
IIT-JEE 1986

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