List of top Questions asked in MHT CET- 2026

Identify change in oxidation state of oxidising agent in following redox reaction.
\(3\text{H}_3\text{AsO}_{3(aq)}+\text{BrO}_{3(aq)}^-⟶\text{Br}_{(aq)}^-+3\text{H}_3\text{AsO}_{4(aq)}\)
What is the number of chiral carbon atoms in 2-chlorobutane?
Which element from following forms superoxide with oxygen?
What is the pH of solution containing \(5\times 10^{-4} \text{M} \text{H}^+\) ion?
An ideal gas expands from initial volume \(5 \text{dm}^3\) to \(15 \text{dm}^3\) against a constant external pressure of \(2\) atm. What is the work done by the gas ?
A weak base is \(1.3\%\) dissociated in its aqueous solution. If \(K_b\) for weak base is \(1.69\times 10^{-5}\) at \(298\) K. Find the concentration of aqueous solution of weak base.
Which of the following is not an illustration of viscosity?
Identify correct order for repulsion between electron pair present in valence shell of central atom of molecule?
Identify from following, the relation between standard free energy change in a reaction and equilibrium constant \(K_c\).
A gas absorbs \(120\) J of heat and expands by \(300\times 10^{-6} \text{m}^3\) against a constant external pressure of \(2\times 10^5 \text{Nm}^{-2}\). What will be the change in internal energy of the system ?
What is the number of \(sp^3\) hybrid carbon atoms in \(\text{HO}(\text{CH}_2)_2\text{CH}(\text{CH}_3)_2\)?
Which among the following molecule exhibits paramagnetism?
What is the wave number of lowest transition associated with Paschen series?
What quantity of \(\text{H}_2\text{O}\) in gram is present in \(0.25\) mol of it?
What is the percentage atom economy when formula weight of product is \(65\) u and the sum of formula weight of reactant is \(130\) u?
If the difference between \((n+1)^{th}\) Bohr radius and \(n^{th}\) Bohr radius is given by \((n-1)^{th}\) Bohr radius, then the value of n is
In an NPN transistor, the collector current is 28 mA. If 80% electrons reach the collector, its base current in mA is
The output Y of the given logic circuit is
For intrinsic semiconductor, if \(n_h\) and \(n_e\) represent the number of holes per unit volume and the number of free electrons per unit volume respectively then
Two samples A and B contain equal amount of radioactive substances. If \((\frac{1}{8})^{th}\) of sample A and \((\frac{1}{128})^{th}\) of sample B, remain after 9 hours, then the ratio of half life period of B to that of A is
In an optical instrument- microscope, the wavelength of light used are \(λ_1 = 6800\) Å and \(λ_2 = 5100\) Å. The ratio of the resolving power of microscope corresponding to '\(λ_1\)' to that for '\(λ_2\)' is
Refractive index of a glass convex lens is \(1.5\). The radius of curvature of each of the two surfaces of the lens is 40 cm. The ratio of the power of the lens when immersed in a liquid of refractive index \(1.25\) to that when placed in air is
In a biprism experiment, fifth dark fringe is obtained at a point. A thin transparent film of refractive index '\(μ\)' is placed in one of the interfering paths. Now \(7^{th}\) bright fringe is obtained at the same point. If '\(λ\)' is the wavelength of light used, the thickness of film is equal to
A plane wavefront of width \(x\), is incident on an air-water interface and the corresponding refracted wavefront has a width y as shown in figure. The refreactive index of air with respect to water in terms of distances w and z is
The de Broglie wavelength of the electron in the ground state is \(λ_1\) and that in the \(n = 3\) level is \(λ_3\) then \(λ_3\) is given by