List of top Chemistry Questions asked in MHT CET

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?
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 \( m \).
Find the radius of a BCC molecule having an edge length of \( 2.0 \times 10^{-11} \) m.
What is the number of unpaired electrons in Lutetium (Lu) in the +3 oxidation state?
What is the product obtained on the reaction of chlorobenzene with concentrated HNO3?
Which of the following elements shows a +4 oxidation state with the given configuration?
Which of the following elements has the most electronegativity: Li, Na, K, or Rb?
A medicine compound having an amide linkage was asked. Which of the following compounds contains an amide linkage?
The oxidation number of chlorine in $ \text{Cl}_2 \text{O} $ is:
What is the pH of a 0.01 M solution of $ \text{HCl} $?
What is the molar concentration of hydrogen ions in a solution of $ 0.1 \, \text{M} $ $ \text{HCl} $?
Which of the following is the correct IUPAC name for $ \text{CH}_3\text{CH}_2\text{OH} $?
What is the empirical formula of $ \text{C}_6\text{H}_6 $?
Which of the following gases has the highest density at STP?
What is the molar mass of sulfur dioxide (SO$_2)$?
What is the pH of a 0.001 M solution of hydrochloric acid (HCl)?
Which of the following is the correct electron configuration for an oxygen atom?
Which of the following is the correct order of increasing acidity for the following compounds? $ \text{CH}_3\text{OH} $, $ \text{CH}_3\text{COOH} $, $ \text{HCl} $, and $ \text{H}_2\text{SO}_4 $.
What is the empirical formula of glucose, whose molecular formula is $ \text{C}_6\text{H}_{12}\text{O}_6 $?
A gas occupies a volume of 5.0 L at 300 K and 1.0 atm pressure. What will be the volume of the gas if the pressure is increased to 2.0 atm while the temperature is kept constant?
What is the pH of a 0.001 M hydrochloric acid (HCl) solution?
For a reaction A \(\rightarrow\) B, the rate law is given by: \[ \text{Rate} = k[\text{A}]^2 \] If the concentration of A is increased by a factor of 3, by what factor does the rate of the reaction increase?
How many grams of sodium chloride (NaCl) are produced when 2.0 moles of sodium (Na) react with excess chlorine gas (Cl\(_2\)? The balanced chemical equation for the reaction is: \[ 2 \, \text{Na} (s) + \text{Cl}_2 (g) \rightarrow 2 \, \text{NaCl} (s) \]
The energy of the nth orbit of the hydrogen atom is given by: \[ E_n = - \frac{13.6}{n^2} \, \text{eV} \] What is the energy of the second orbit (n = 2) of the hydrogen atom?