List of top Chemistry Questions asked in JEE Main

How many of the following compounds have \(sp^3\) hybridized central atoms?
\(H_2O, NH_3, SiO_2, SO_2, CO, CH_4\) and \(BF_3\)

Identify the following species in which d2sp3 hybridization is shown by the central atom.

Find out the final product C

We are given with three NaCl samples and their Van't Hoff factors. Which is correct option ?

Sample	Van't Haff Factor
Sample - 1 (0.1 M)	\(i_1\)
Sample - 2 (0.01 M)	\(i_2\)
Sample - 3 (0.001 M)	\(i_2\)

Which is following compound is easily attacked by electrophile?

Which of the following is correct for adiabatic free expansion against vacuum?

Complementary stand of DNA ATGCTTCA is:

Choose the correct option

Molecule		Shape
A	\(BrF_5\)	i	Sea-Saw
B	\(H_2O\)	ii	T-Shape
C	\(ClF_3\)	iii	Bent
D	\(SF_4\)	iv	Square Pyramidal

What will be the reactivity order of following compounds towards electrophilic substitution reaction ?

In the following reactions, find the product A and B

Which of the following solutions shows positive deviation from Raoult's law?

Which of the following has allylic halogen?

IUPAC name of compound

In which of the options, all the elements have d¹⁰ configuration in their ground state

Which of the given compounds will not give the Fehling test?

The major product formed in the following reaction is-

Find the total number of sigma and pi bonds in 2-formyl hex-4-enoic acid.

On which factor, electrical conductivity of electrolytic cell does not depend

Decreasing order of electron gain enthalpy of the following elements (magnitude only)
Sulphur A, Bromine - B, Fluorine C, Argon D

Which of the following options contain amphoteric oxide(s) only?

Species having carbon with sextet of valence electron and acts as an electrophile is:

Find the rate constant for first order gaseous reaction: 
\(A(g)-------> B(g) + C(g)\)

What is the effect that occurs between lone pair and pi bond?

Energy difference between actual structure and its most stable resonating structure having least energy is called

Hydrolysis of protein gives which type of amino acids?