List of top Chemistry Questions asked in MHT CET

Identify the order of reaction if rate of reaction is independent of the reactant concentration.
Which of the following colloids contain dispersed phase and dispersion medium both in liquid state?
Which of the following elements belongs to rare earth elements, though found abundantly in earth crust?
For the reaction, \(2\text{N}_{2}\text{O}_{5(g)}\rightarrow 4\text{NO}_{2(g)}+\text{O}_{2(g)}\) in liquid bromine, the rate of formation of \(\text{NO}_{2}\) is \(0.08\ \text{mol dm}^{-3}\text{min}^{-1}\). What is the rate of disappearance of \(\text{N}_{2}\text{O}_{5}\)?
Dry cell is an example of
What is the cell constant of a cell containing a solution of resistance \(90\) Ohm with conductivity \(2\times 10^{-3}\ \text{Ohm}^{-1}\text{cm}^{-1}\)?
The rate law for the reaction, \(\text{A}+\text{B}\rightarrow \text{P}\) is rate \(=k[\text{A}][\text{B}]\). The rate constant of the reaction is \(4.5\ \text{M}^{-1}\text{s}^{-1}\) at \(25^{\circ }\)C. Calculate the rate of the reaction when \([\text{A}]=0.1\) M and \([\text{B}]=0.2\) M.
\(0.1\) M solution of an electrolyte \(\text{A}^{+}\text{B}^{-}\) placed in a conductivity cell with electrodes \(4\) cm apart and each with cross-section area equal to \(2\ \text{cm}^{2}\) was found to have a resistance of \(200\ \Omega\). What is molar conductivity of the solution?
Which of the following statements is NOT true about the ideal solution?
The maximum amount of a solid solute that can be dissolved in a specified amount of a given liquid solvent does NOT depend upon
What is the osmotic pressure of \(0.25\) M urea solution at \(27^{\circ }\)C (\(R=0.0821\ \text{L atm mol}^{-1}\text{K}^{-1}\))?
Which of the following defects exhibit colour to solid alkali metal halides?
What type of the following defect is produced when NaCl crystal is doped with \(\text{MgCl}_{2}\)?
Sodium forms bcc structure. The molar mass of sodium is \(23\) g/mol. What is the mass of \(3\) unit cells of sodium?
Which of the following factors is associated with optical activity of a molecule?
The oxidation number of nitrogen in ammonia (\(\text{NH}_{3}\)) is:
The delocalization of electrons due to overlap between p-orbital and sigma bond is called.
What is IUPAC name of acrylic acid?
Identify the type of reaction when benzene reacts with nitrating mixture.
Identify the strong electrolyte.
When is the reaction spontaneous?
What is the pH of buffer solution containing \(10\) times higher molar concentration of weak base than the molar concentration of salt of weak base with strong acid at \(298\) K? (\(K_{b}\) of weak base \(=10^{-5}\))
For a certain reaction, the enthalpy change and entropy change are \(+50\) kJ and \(-50\) J/K respectively at \(27^{\circ }\)C, What is the Gibbs free energy change of reaction?
The solubility product of aluminium hydroxide at \(298\) K is \(4.2\times 10^{-14}\). Calculate its solubility in mol/L at same temperature.
The density of a gas at \(27^{\circ }\) C and \(1\) atm pressure is \(2.6\ \text{g/dm}^{3}\). What is molar mass of gas? \([R=0.0821\ \text{L atm K}^{-1}\text{mol}^{-1}]\)