List of top Questions asked in MHT CET

A \(0.1\) M solution of a solute \(A\) is Isotonic with a solution of \(B\) containing \(1.5\) gm of it per \(100\) cm\({}^{3}\). What is the molar mass of \(B\)?
Calculate the boiling point of solution prepared by adding \(2.93\) g of solute to \(0.059\) kg of solvent, if the boiling point of pure solvent = \(61.2^{\circ }C\), \(K_{b}=3.85^{\circ }C\) Kg mol\({}^{-1}\) and molar mass of solute \(=32\) g/mol)
Calculate the freezing point of a \(0.05\) m aqueous solution of a non-electrolyte at \(298\) K. (\(K_{f}=1.86\) K kg mol\({}^{-1}\))
Rate constant for first order reaction is \(40s^{-1}\). Calculate the time required to reduce the concentration to \(1/20\) th of its initial value.
E.coli bacteria from water can be effectively removed by using-
Calculate the volume of fcc unit cell having radius of particle \(180\) pm.
Sodium crystallizes in the bcc structure. If the edge length of a unit cell is \(4.3\times 10^{-8}\) cm, calculate the radius of an atom.
What is the number of unit cells present in tetragonal crystal systems?
Identify the product obtained when n-Hexane is heated at \(773\) K under \(10\) to \(20\) atm in presence of \(\text{V}_{2}\text{O}_{5}\) ?
Identify the product obtained when toluene is brominated in the presence of iron in dark.
Which of the following elements is used as a moderator in nuclear reactors ?
Which of the following properties is exhibited by reducing agent?
Which of the following compounds does NOT have a stereocenter?
Find the number of moles of electrons required for reduction of \(3n\) moles of \(\text{Zn}^{2+}\) to \(\text{Zn}\)
Which of the following statements regarding different electronic effects in organic reactions is TRUE ?
Identify the conjugate acid of \(\text{NH}_{3}\) from following.
Which of the following statements is NOT true regarding the isothermal process?
Calculate the work done, when three moles of an ideal gas expand isothermally from \(16dm^{3}\) to \(20dm^{3}\), at a constant external pressure of \(1.5\) bar.
A weak monobasic acid is \(0.08\%\) dissociated in \(0.02\)M solution. Calculate the dissociation constant of weak acid.
Which among the following gases is difficult to liquefy ?
The solubility of sparingly soluble salt \(BA\) in water is \(1.2\times 10^{-5}\) mol dm\({}^{-3}\). Find its solubility product.
Identify the false statement regarding \(\text{PCl}_{5}\) by following.
The circuit shown contains two ideal diodes \(D_{1}\) and \(D_{2}\). If a cell of e.m.f. \(3\)V and negligible internal resistance is connected, then the current through \(70\Omega\) resistance in ampere is
The output \(Y\) of the given logic circuit is similar to the output of
Identify the quantity of water (expressed in different terms) that contains highest number of water molecules in it.