List of top Chemistry Questions asked in AIIMS Paramedical

If $32\text{ g}$ of methane reacts completely with oxygen, how much water is produced? ($\text{CH}_4 = 16\text{ g/mol}$, $\text{H}_2\text{O} = 18\text{ g/mol}$)

The oxidation state of Cr in $\text{K}_2\text{Cr}_2\text{O}_7$ is:

The oxidation states of carbon in $\text{CH}_4$ and $\text{CCl}_4$ respectively are:

Which of the following statements is correct about Hg?

The bond order of $\text{Li}_2$ is _______ and it is _______.

What is the spin magnetic moment of Cr(III) in Bohr Magnetons?

Pick the reaction that shows the Gattermann-Koch process:

Which of these separation technique pairs is correctly matched?

Which aniline derivative is a commonly used dental local anaesthetic?

Which acid is the strongest: HF, HCl, HBr, HI?

Match each complex to its geometry:

If a compound has octahedral geometry, what is the central atom’s hybridization?

Which metal reacts most with dilute acid to displace hydrogen?

Which ligand is stronger based on the spectrochemical series?

Which element releases electrons most easily (lowest ionization enthalpy)?

Oxidation numbers of oxygen in H_2O_2 and H_2O:

Highest oxidation numbers for chromium and manganese:

When phenol is treated with NaOH, CO_2 (heat), and then acidified, what results?

Rank elements Li, Be, B, C in increasing first ionization energy:

Choose the correct ascending order of ionization energy for Zn, Cu, Ag:

Which compound’s common name is cumene?

What is the bond order for diatomic carbon according to molecular orbital theory?

Which statement correctly contrasts Clemmensen and Wolff-Kishner reductions?

Evaluate these statements about transition metals:

For a proton and electron both with the same kinetic energy, what is the ratio of their de Broglie wavelengths?