List of top Chemistry Questions asked in MHT CET

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\({}^{-1}\))

When same quantity of electricity is passed through two different cells containing copper sulfate and silver nitrate, if \(0.99\) g Ag and \(0.29\) g Cu are deposited, calculate the molar mass of Ag (Molar mass of Cu = \(63.2\) g/mol)

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.

When \(4\) A current was passed through a salt solution for \(45\) minutes, \(2.977\) g metal was deposited. Calculate the charge on metal ion having molar mass \(106.4\) g mol\({}^{-1}\).

Identify the product obtained when n-Hexane is heated at \(773\) K under \(10\) to \(20\) atm in presence of \(\text{V}_{2}\text{O}_{5}\) ?

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.

E.coli bacteria from water can be effectively removed by using-

What is the number of unit cells present in tetragonal crystal systems?

Calculate the volume of fcc unit cell having radius of particle \(180\) pm.

Identify the product obtained when toluene is brominated in the presence of iron in dark.

Identify the conjugate acid of \(\text{NH}_{3}\) from following.

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 statements regarding different electronic effects in organic reactions is TRUE ?

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 \(\text{Zn}\)

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.

The solubility of sparingly soluble salt \(BA\) in water is \(1.2\times 10^{-5}\) mol dm\({}^{-3}\). Find its solubility product.

Which of the following statements is NOT true regarding the isothermal process?

Which among the following gases is difficult to liquefy ?

A weak monobasic acid is \(0.08\%\) dissociated in \(0.02\)M solution. Calculate the dissociation constant of weak acid.

Identify the false statement regarding \(\text{PCl}_{5}\) by following.

Identify the orbital having quantum numbers, \(n=4\) and \(l=2\) from following.

Identify the quantity of water (expressed in different terms) that contains highest number of water molecules in it.

Which element in group \(17\) has the highest electronegativity?