List of top Chemistry Questions on Classification Of Organic Compounds asked in JEE Main

Which of the following has highly acidic hydrogen?

Appearance of blood red colour on treatment of the sodium fusion extract of an organic compound with FeSO₄ in presence of concentrated H₂SO₄ indicates the presence of element(s).

The final product A formed in the following multistep reaction sequence is

Given below are two statements : one is labelled as Assertion A and the other is labelled as Reason R :
Assertion A : Aryl halides cannot be prepared by replacement of hydroxyl group of phenol by halogen atom.
Reason R : Phenols react with halogen acids violently. In the light of the above statements.
Choose the most appropriate from the options given below:

Among the given organic compounds, the total number of aromatic compounds is

Given below are two statements: Statement I:
IUPAC name of \(HO–CH_2​–(CH_2​)_5​–CH_2​–COCH_3\)​ is 7-hydroxyheptan-2-one. 
Statement II: 2-oxoheptan-7-ol is the correct IUPAC name for above compound. 
In the light of the above statements, choose the most appropriate answer from the options given below:

Consider the given reaction. The total number of oxygen atoms present per molecule of the product (P) is____.

Bond line formula of HOCH(CN)$_2$ is:

The final product A, formed in the following reaction sequence is:

The pair of compounds from the following pairs having both the compounds with net non-zero dipole moment is

0.400 g of an organic compound (X) gave 0.376 g of AgBr in Carius method for estimation of bromine. % of bromine in the compound (X) is____
(Given: Molar mass AgBr=188g mol^-1)

In Carius tube, an organic compound ‘X’ is treated with sodium peroxide to form a mineral acid ‘Y’. The solution of \(BaCl_2\), is added to ‘Y’ to form a precipitate ‘Z’. ‘Z’ is used for the quantitative estimation of an extra element. ‘X’ could be

Using column chromatography, mixture of two compounds ‘A’ and ‘B’ was separated. ‘A’ eluted first, this indicates ‘B’ has

Match List l with List ll.

List I Natural amino acid	List II One letter code
(I) Glutamic acid	(a) Q
(II) Glutamine	(b) W
(III) Tyrosine	(c) E
(IV) Tryptophan	(d) Y

Choose the correct answer from the options given below:

Identify the correct order of reactivity for the following pairs towards the respective mechanism




Choose the correct answer from the options given below :

Suitable reaction condition for preparation of Methyl phenyl ether is

Match List I with List II:

List I - Complex		List II - Crystal Field Splitting energy (△0)
A.	[Ti(H2O)6]2+	I.	– 1.2
B.	[V(H2O)6]2+	II.	– 0.6
C.	[Mn(H2O)6]3+	III.	0
D.	[Fe(H2O)6]3+	IV.	– 0.8

Choose the correct answer from the options given below:

The correct order for acidity of the following hydroxyl compound is:

Choose the correct answer from the options given below:

The complex with highest magnitude of crystal field splitting energy (Δ0) is

Match List I with List II:

List I - (Monomer)	List II - (Polymer)
(A) Tetrafluoroethene	(I) Orlon
(B) Acrylonitrile	(II) Natural rubber
(C) Caprolactam	(III) Teflon
(D) Isoprene	(IV) Nylon-6

Choose the correct answer from the options given below:

Which is not true for arginine?