List of top Chemistry Questions asked in MHT CET

Calculate the wavenumber of the photon emitted during transition from the orbit of $n=2$ to $n=1$ in hydrogen atom. [ $R_{H}=109677\text{ cm}^{-1}$]
An ideal gas expands by performing 200 J of work, during this internal energy increases by 432 J. What is enthalpy change?
What is the number of unit cells when one mole atom of a metal that forms simple cubic structure?
Which of the following is a secondary benzylic alcohol?
Find the value of spin only magnetic moment for chromium cation in +2 state.
Identify neutral ligand from following.
What is the IUPAC name of following compound?
Which salt from following forms aqueous solution having pH less than 7?
Which of the following amines undergoes acylation reaction?
Identify the product 'B' in following reaction.
$\text{Ethyl phenyl ketone} \xrightarrow{H_2N-NH_2} A \xrightarrow{KOH, HO-(CH_2)_2-OH} B$
Calculate the amount of reactant in percent that remains after 60 minutes involved in first order reaction. ($k=0.02303\text{ minute}^{-1}$)
Which of the following is NOT obtained when a mixture of methyl chloride and n-propyl chloride is treated with sodium metal in dry ether?
What is the number of moles of $sp^2$ hybrid carbon atoms in one mole of hexa-1,4-diyne?
Which from following rule / principle states that "No two electrons in an atom can have the same set of four quantum numbers"?
At $0^\circ\text{C}$ a gas occupies 22.4 liters. What is the temperature in Kelvin to reach the volume of 224 liters?
Which from following molecules exhibits highest acidic nature?
0.2 M aqueous solution of glucose has osmotic pressure 4.9 atm at 300 K. What is the concentration of glucose if it has osmotic pressure 1.5 atm at same temperature?
A solution of nonvolatile solute is obtained by dissolving 3.5 g in 100 g solvent has boiling point elevation 0.35 K. Calculate the molar mass of solute. (Molal elevation constant = $2.5\text{ K kg mol}^{-1}$)
A buffer solution is prepared by mixing 0.2 M sodium acetate and 0.1 M acetic acid. If $pK_{a}$ for acetic acid is 4.7, find the pH.
Which among the following reactions exhibits $\Delta H=\Delta U$?
Identify the product when phenol is heated with zinc dust.
Identify number of moles of donor atoms in 2n mole of SCN.
Which from following polymers is obtained from $C_{2}F_{4}$?
What is the packing efficiency of silver metal in its unit cell?
Calculate current in ampere required to deposit 4.8 g Cu from it's salt solution in 30 minutes. [Molar mass of $Cu=63.5\text{ g mol}^{-1}$]