List of top Chemistry Questions asked in MHT CET

What is molar conductivity of acetic acid in \(0.02\) M solution if its conductivity at the same concentration is \(8\times 10^{-5}\text{ohm}^{-1}\text{cm}^{-1}\)?
A first-order reaction takes \(20\) minutes to reach \(15\%\) completion. Calculate the rate constant of the reaction.
The molar conductivity of HCl, \(\text{CH}_{3}\text{COONa}\) and NaCl are \(426.16\text{S cm}^{2}/\text{mol}\), \(91.0\text{S cm}^{2}/\text{mol}\) and \(126.4\text{S cm}^{2}/\text{mol}\). What would be the \(\Lambda _{0}\) for \(\text{CH}_{3}\text{COOH}\)?
Calculate the standard potential of the cell that has the following reaction.
\(\text{Zn}_{(s)}+2\text{H}_{(1M)}^{+}\rightarrow \text{H}_{2(g,1\text{atm})}+\text{Zn}_{(1M)}^{2+}\) if \(E^{0}(\text{Zn}^{2+}/\text{Zn})=-0.763\) V.
Calculate the solubility of gas in water at \(152\) mm of Hg and at \(300\) K, if Henry's law constant for same gas at same temperature is \(0.16\text{mol L}^{-1}\text{atm}^{-1}\).
If a solution containing \(10\) g per \(\text{dm}^{3}\) of urea (molecular mass \(=60\text{g mol}^{-1}\)) is isotonic with \(5\%\) solution of a nonvolatile solute, find the molar mass of a nonvolatile solute.
Which of the following statements is TRUE regarding osmotic pressure?
Which of the following statements is correct regarding homologous series?
Identify the product 'A' in the following reaction.
Calculate the volume occupied by particles of a fcc unit cell if the radius of the atom present in it is \(100\) pm.
What happens in Schottky defect?
What type of compound the benzaldehyde is?
What is the pOH of \(0.002\) M strong monoprotic acid?
Which of the following elements does not form its hydroxide and Dihydrogen with water?
Which of the following has the highest pH?
What is the oxidation number of P in \(\text{NaH}_{2}\text{PO}_{4}\)?
Which of the following molecules has highest \(pK_{a}\) value?
Which of the following is correct expression for solubility product of calcium phosphate?
In a particular reaction, \(4\) kJ of heat is released by the system and \(8\) kJ of work is done on the system. Determine the value of \(\Delta U\).
Calculate the free energy change for a certain reaction at \(300\) K if \(\Delta H\) is \(60\) kJ and \(\Delta S\) is \(-120\text{JK}^{-1}\).
Which of the following processes is exothermic?
Which of the following statements regarding the geometry and lone pair of electrons in the \(\text{NH}_{3}\) and \(\text{PCl}_{3}\) molecules is correct?
The volume of a given mass of a gas at \(27^{\circ }\text{C}\) is \(2.1\text{dm}^{3}\). Calculate the new volume of a gas at constant pressure when the temperature is \(7^{\circ }\text{C}\).
Which of the following contains the maximum number of atoms?
Identify a pair of isomorphous substances from following.