List of top Questions asked in KEAM

Amount of charge needed to dissociate MgClâ‚‚?
Which of the following is non-aromatic?
Young's modulus and shear modulus are applicable for:
Name of the following reaction:
Benzaldehyde + Acetophenone → Benzalacetophenone
The dimension of \( \lambda \times t \) (decay constant \(\lambda\) multiplied by time \(t\)) is:
Vibration of atoms and molecules produce electromagnetic radiation in the region of:
Product of uncertainty in position (\(\Delta x\)) and uncertainty in velocity (\(\Delta v\)) has unit:
A coil of length \(l\) and area of cross-section \(A\) has resistance \(R\). If the length is increased to 3 times and area decreases to \(A/3\), then the new resistance is:
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.

Identify the product of the reaction:

Aspirin is also called:
Which among the following acts as a Lewis acid?
If the threshold wavelength of a metal is in the green light region, then which of the following radiation cannot cause emission of electrons from metal?
Three forces are acting on a particle in which \( F_1 \) and \( F_2 \) are perpendicular. If \( F_1 \) is removed, find the acceleration of the particle.
Acetone can be converted to 2-methylpropan-2-ol using:
A subatomic particle of mass \(2.2 \times 10^{-28}\) kg. Velocity = \(3 \times 10^5 \, \text{ms}^{-1}\). De Broglie wavelength?
Find pH of the solution if \([H^+] = 2 \times 10^{-4} \, \text{mol/L}\)
What is the speed of water flowing through a hole located at a depth \(h\) from the surface of water in a tank?
A ball of mass 10g is dropped from a height of 50m. If 30J energy is lost due to air resistance, then what is the velocity of the ball when it hits the ground?
Find the magnification of a lens having focal length 5 cm (Least distance of distinct vision = 25 cm).
Which of the following amino acids are synthesized in our body?
Which of the following statement is incorrect?
Aryl halides react with Na in dry ether gives diphenyls. Name of the reaction is:
Arrange the following in the order of conductivity: Na, Ag, Fe, Cu