List of top Questions asked in KEAM- 2025

Which of the following is non-aromatic?
IUPAC name of C\(_6\)H\(_14\) is:
A lift having mass 1000kg moves upward against a frictional force of 2000N. Power given by motor is 36000W. What is the velocity of the lift?
Name of the following reaction:
Benzaldehyde + Acetophenone → Benzalacetophenone
Which of the following is an extensive property?
The correct order of boiling point:
CH\(_3\)-CH\(_2\)-CH\(_2\)-CH\(_2\)-NH\(_2\), CH\(_3\)-CH\(_2\)-NH-CH\(_2\)-CH\(_3\), CH\(_3\)-CH\(_2\)-N(CH\(_3\))\(_2\)
N\(_2\) exerts partial pressure of 7.698 bar in 1L water at 298K. What is the mole fraction of N\(_2\) in the solution? Given that N\(_2\) = 76.48K bar.
Arrange the following in the order of conductivity: Na, Ag, Fe, Cu
Acetanilide is prepared by reacting -------and-------.
Which of the following is a non-polar molecule?

Identify the product of the reaction:

Aspirin is also called:
The power dissipated by a particle with constant force and constant acceleration is proportional to the:
Which among the following acts as a Lewis acid?
If \( B = 400\sqrt{2} \sin(\omega t - kx) \), find the peak value of the magnetic field of the electromagnetic wave.
A body is rotated about a fixed axis. Which of the following is correct about angular velocity?
Express the final answer to the proper number of significant figures: \[ 18.0 + 11.515 + 13.2 = \ldots \]
A subatomic particle of mass \(2.2 \times 10^{-28}\) kg. Velocity = \(3 \times 10^5 \, \text{ms}^{-1}\). De Broglie wavelength?
Moment of inertia of a disc about the axis passing through the center and perpendicular to the plane is \(I_1\). What is the moment of inertia about its diameter?
When a body is dropped from height H, the time taken to reach the ground is T. What is the time taken to reach height H/2 from the ground?
Find pH of the solution if \([H^+] = 2 \times 10^{-4} \, \text{mol/L}\)
Band gap energy of Si is:
When blue light is incident on metal surface, photoelectrons are emitted. When green light is incident, no photoelectrons are emitted. What is the number of photoelectrons emitted when yellow light is incident?
Find the pressure on an air bubble of radius \( r \) at a height \( h \) from the surface of the water.
The ratio of frequency of the 3rd mode of vibration for the closed organ pipe and the open pipe of length \( L \)?