List of top Chemistry Questions asked in MHT CET

Calculate the emf of the following cell at \(25^{\circ }\text{C}\)
\(\text{Zn(s)}|\text{Zn}^{++}(0.1\text{M})\parallel \text{Cu}^{++}(0.05\text{M})|\text{Cu(s)}\) if \(E^{\circ }\) cells 1.1V.
If 1.02% of glycerin is isotonic with a 2% solution of glucose, calculate the molar mass of glycerin if that of glucose is 180g./mol
What is the molal elevation constant of solvent ?
Potassium forms bcc unit cell structure with edge length of 522 pm. Find the radius of the potassium atom ?
13 g nonvolatile solute dissolved in 100 gm of water gives vapour pressure of 27.371 mm Hg at room temperature. Find the molar mass of solute. (vapour pressure of water is 28.065 mm Hg at room temperature)
Identify from following crystal system that its unit cell possesses edge length \(a=b=c\) and angle between these axes \(\alpha =\beta =\gamma =90^{\circ }\).
A metal crystallizes in FCC crystal lattice with density 10 \(\text{g/cm}^{3}\). The edge length of unit cell is 100 pm. The number of unit cell present in 100 g of metal is-
Compare the relative stability of given carbocations.
\(\text{CH}_{3}\text{-}\text{C}^{+}\text{-(CH}_{3})_{2}\) (I) \(\text{CH}_{3}\text{-}\text{C}^{+}\text{H-CH}_{3}\) (II) \(\text{CH}_{3}\text{-}\text{C}^{+}\text{H}_{2}\) (III)
Which of the following is a gas at room temperature ?
The dihedral angle in the staggered conformation of \(\text{CH}_{3}\text{CH}_{3}\) is
What is IUPAC name of \((\text{CH}_{3})_{3}\text{CBr}\)?
Which of the following instruments is used to find out absorption of functional groups?
Identify from following an example of Lewis acid.
Which of the following substance does NOT contain \(\text{CaCO}_{3}\)?
The oxidation process involves
Which of the following processes exhibits that \(\Delta U=Q_{v}\) ?
In the washing of precipitates, the wash liquid should contain a common ion with the precipitate for
Standard enthalpy of vaporization \(\Delta _{vap}H^{0}\) for water at \(100^{\circ }\text{C}\) is 40.66 kJ \(\text{mol}^{-1}\). What is the internal energy of vaporization of water at \(100^{\circ }\text{C}\) (in kJ \(\text{mol}^{-1}\))?
The degree of dissociation of a monobasic acid in its 0.1M solution at 300 K is \(1.342\times 10^{-2}\). Calculate the degree of dissociation of the same acid in its 0.02M solution.
The hydride with lowest acid strength among the following is
Calculate the work done when an ideal gas expands from \(1\times 10^{-3}\) to \(1\times 10^{-2}\ \text{m}^{3}\) at 300 K against constant pressure of \(1\times 10^{5}\ \text{Nm}^{-2}\).
Which orbital overlap produces a \(\sigma\) bond in HCl?
Identify a correct set of quantum numbers that represents the highest energy of an electron in an orbital from following.
Which of the following compounds has maximum number of molecules ?
Which of the following gases has high vapour density at same temperature and pressure?