List of top Chemistry Questions asked in MHT CET

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: \[ 2 \, \text{Na} (s) + \text{Cl}_2 (g) \rightarrow 2 \, \text{NaCl} (s) \]
Which of the following has the lowest boiling point?
How many molecules of carbon dioxide are formed when 0.6 g carbon is burnt in air?
Which compound gives white precipitate with AgNO$_3$ in ethanol?
Which of the following shows resonance but not hyperconjugation?
Which of the following reagents is used in Rosenmund reduction?
What is the molarity of a solution prepared by dissolving 8.0 g of NaOH in enough water to make 2.0 L of solution? (Molar mass of NaOH = 40 g/mol)
What is the molecular formula of a compound that has the empirical formula \( \text{CH}_2\text{O} \) and a molar mass of 90 g/mol?
What is the number of moles of oxygen atoms in 4.0 g of \( \text{O}_2 \)?
In an electrochemical cell, the standard electrode potential of \( \text{Zn}^{2+}/\text{Zn} \) is \( -0.76 \, \text{V} \) and that of \( \text{Cu}^{2+}/\text{Cu} \) is \( +0.34 \, \text{V} \). What is the standard EMF of the cell formed by these electrodes?
What is the volume of oxygen required for complete combustion of 0.25 mole of methane at S.T.P.?
Which trend is correct regarding ionic radius in the 4f-series (lanthanides)?
What is the number of unpaired electrons in Lutetium (Lu) in the +3 oxidation state?
What is the molar concentration of hydrogen ions in a solution of $ 0.1 \, \text{M} $ $ \text{HCl} $?
What is the mass of sodium chloride (\( \text{NaCl} \)) formed when 0.5 moles of sodium (\( \text{Na} \)) reacts with excess chlorine (\( \text{Cl}_2 \))?
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?
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?
Which of the following is a primary alcohol?
For a reaction A $\rightarrow$ B, the rate doubles when temperature increases from 298 K to 308 K. What is the activation energy (Ea)?
A solution is made by mixing 100 mL of 0.1 M HCl and 100 mL of 0.2 M NaOH. pH of resulting solution is:
A sample of gas occupies 10 L at 300 K and 2 atm. What will be its volume at 400 K and 1 atm?
What is the molar mass of the third member of the homologous series if the molar mass of the first member is 46 g?
How many isomers are possible for C$_4$H$_8$Cl$_2$ (including chain and positional)?
Find the radius of a BCC molecule having an edge length of \( 2.0 \times 10^{-11} \) m.
Which of the following elements shows a +4 oxidation state with the given configuration?