List of top Questions asked in MHT CET- 2025

Which of the following gases is produced when zinc reacts with dilute hydrochloric acid?
In the reaction \( 2 \, \text{H}_2 + \text{O}_2 \to 2 \, \text{H}_2\text{O} \), if 4 moles of hydrogen react completely with oxygen, how many moles of water will be produced?
A convex lens has a focal length of \( 20 \, \text{cm} \). An object is placed at a distance of \( 30 \, \text{cm} \) from the lens. What is the position of the image formed?
Two charges of \( +2 \, \mu\text{C} \) and \( -2 \, \mu\text{C} \) are placed 1 meter apart. What is the force between them?
A die is rolled. What is the probability of getting a number less than or equal to 4?
If \( A = \begin{bmatrix} 2 & 1
3 & 4 \end{bmatrix} \), then the determinant of matrix \( A \) is:
A metal rod of length $ L = 0.8 \, \text{m} $ is rotating about its center with an angular velocity $ \omega = 10 \, \text{rad/s} $. What is the linear velocity of a point on the rod at a distance $ r = 0.4 \, \text{m} $ from the center?
What is the period of mammals called?
(Geological time scale)
Two point charges \( +2 \, \mu\text{C} \) and \( -3 \, \mu\text{C} \) are placed 10 cm apart in vacuum. What is the electrostatic force between them?
A body of mass $ m = 2 \, \text{kg} $ is moving with a velocity of $ 5 \, \text{m/s} $. What is the kinetic energy of the body?
Find the radius of a BCC molecule having an edge length of \( 2.0 \times 10^{-11} \) m.
A medicine compound having an amide linkage was asked. Which of the following compounds contains an amide linkage?
Given the formula for depression of freezing point: \[ \Delta T_f = K_f \cdot m \] where \( \Delta T_f \) is the depression of freezing point, \( K_f \) is the freezing point depression constant, and \( m \) is the molality, calculate the value of \( m \).
What is the number of unpaired electrons in Lutetium (Lu) in the +3 oxidation state?
Which of the following elements has the most electronegativity: Li, Na, K, or Rb?
Which of the following elements shows a +4 oxidation state with the given configuration?
What is the product obtained on the reaction of chlorobenzene with concentrated HNO3?
Total pressure of the solution is 500, the partial pressure of component A is 400, and the partial pressure of component B is 575. What is the mole fraction of component B?
If \( \tan(\pi \cos x) = \cot(\pi \sin x) \), then what is \( \sin \left( \frac{\pi}{2} + x \right) \)?

The eccentricity of the curve represented by $ x = 3 (\cos t + \sin t) $, $ y = 4 (\cos t - \sin t) $ is:

The integral $ \int_0^1 \frac{1}{2 + \sqrt{2e}} \, dx $ is:

A sound wave has a frequency of $ 440 \, \text{Hz} $. What is its time period?
Which of the following ions will have the highest lattice energy?
A ball is thrown vertically upwards with an initial velocity of $ 20 \, \text{m/s} $. How high will the ball rise? (Take $ g = 10 \, \text{m/s}^2 $)
A lens has focal length $ f = 20 \, \text{cm} $. What is the power of the lens?