List of top Questions asked in MHT CET, VITEEE

Identify \(Base_2\) for the following equation according to Brønsted-Lowry theory:
\( HCl(aq) + H_2O(l) \rightleftharpoons H_3O^+(aq) + Cl^-(aq) \)
What is the pH of \(2 \times 10^{-3}\ \text{M}\) solution of a monacidic weak base if it ionises to the extent of \(5\%\)?
A certain mass of a gas occupies a volume of \(2.5\ \text{dm}^3\) at NTP. Calculate the change in volume of gas at the same temperature if pressure of gas is changed to \(1.25\ \text{atm}\).
Identify conjugate acid and conjugate base for \( HCO_3^- \) ion respectively:
Which of the following statement is correct for vapor pressure?
Find the number of atoms present in \(11.2\ \text{L}\) of nitrogen gas at STP.
Which of the following is true for entropy?
Calculate the solubility in \(\text{mol dm}^{-3}\) of sparingly soluble salt BaBr if its solubility product is \(4.9 \times 10^{-13}\) at the same temperature.
Calculate the pH of \(0.01\ \text{M}\) strong dibasic acid.
The solubility product of \(PbCl_2\) at \(298\ \text{K}\) is \(3.2 \times 10^{-5}\). What is its solubility in \(\text{mol dm}^{-3}\)?
The rate of reaction \(A \rightarrow P\) is \(1.25 \times 10^{-2}\ \text{mol dm}^{-3}\text{s}^{-1}\) when \([A] = 0.5\ \text{M}\). Calculate the rate constant if the reaction is second order in \(A\).
Identify the unit of rate constant for a first-order reaction.
The magnetic moment of \(Cr^{3+}\) ion is \(3.87\ \text{BM}\). The number of unpaired electrons present is:
Oil of wintergreen is chemically known as:
Which of the following does not belong to Group 16 elements?
In an isothermal expansion of an ideal gas, the heat supplied to the gas is:
Which of the following compound is not in gaseous phase at \(25^\circ\text{C}\)?
A solution is prepared by dissolving \(2\) gram of non-volatile solute in \(500\) mL solution at \(27^\circ\text{C}\). The osmotic pressure of the solution is \(0.82\) atm. The molar mass of the solute is:
What is the oxidation state of sulfur in Marshall's acid, \(H_2S_2O_8\)?
What is formed when an alkyl cyanide reacts with sodium in ether?
Which of the following is not amphoteric in nature?
Which of the following equations gives the combined relationship of Boyle's law and Charles's law?
Which of the following forces is involved in dinitrogen?
Which of the following is a correct set of four quantum numbers for a 4d orbital?
Which of the following mixtures of gases represent water gas?