List of top Chemistry Questions asked in KEAM

Which shows +6 oxidation state in fluorides?
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 \([H^+] = 2 \times 10^{-4} \, \text{mol/L}\)
Aryl halides react with Na in dry ether gives diphenyls. Name of the reaction is:
Preparation of KMnO\(_4\) from Mg(II):
Acetanilide is prepared by reacting -------and-------.
Acetone can be converted to 2-methylpropan-2-ol using:
Square planar compound is:
Which of the following is a non-polar molecule?
Which of the following has the smallest ionic radius?
Which of the following has an expanded octet?
The pKa value of a 0.1 M solution of a weak acid HA with pH = 4 is:
Which of the following is an extensive property?
Choose the incorrect statement:
A shell in projectile motion explodes while in motion, what is the trajectory of the center of the fragments?
Order of acidity CH=CH, CH₃-C=CH, CH₃-C=C-CH₃?
Energy of H atom in ground state is 13.6 eV. No of spectral lines emitted by 'H' atom when a photon of energy 12.75 eV is received?
Which of the following amino acids are synthesized in our body?
Which has intramolecular hydrogen bonding?
Ortho nitrophenol, Para nitrophenol
Chloro benzene and acetyl chloride react with anhydrous AlCl\(_3\), to form 4-chloroacetophenone. The reaction is an example of:
\(\Delta H\) and \(\Delta S\) value of a reaction which is non-spontaneous at high T and spontaneous at low T is:
Which of the following have a complete octet?
Which of the following is diamagnetic?
A compound formed by reacting CoCl\(_2\) with excess NH\(_3\) gives 1 mol of AgCl with AgNO\(_3\). Form the compound:
The amount of NaOH required to neutralize 9.8g H\(_2\)SO\(_4\) is: