List of top Questions asked in BITSAT

Which among the following is used in detergent?
Thermal decomposition of lithium nitrate gives:
The number of geometrical isomers possible for the compound, CH$_3$CH = CH - CH = CH$_2$ is:

Correct order of stability of carbanion is: 
 

Which of the following is not correct about Grignard reagent?

The IUPAC name of the following molecule is: 


 

Choose the correct stability order of the given free radicals. 

Which of the following is the strongest Bronsted base?
The major product of the reaction between CH$_3$CH$_2$ONa and (CH$_3$)$_3$CCl in ethanol is:
Dinitrogen is a robust compound, but reacts at high altitude to form oxides. The oxide of nitrogen that can damage plant leaves and retard photosynthesis is:

A decimolar solution potassium ferrocyanide is 50% dissociated at 300 K. The osmotic pressure of solution is (R = 8.314 J K$^{-1}$ mol$^{-1}$): 
 

58.5 g of NaCl and 180 g of glucose were separately dissolved in 1000 mL of water. Identify the correct statement regarding the elevation of boiling point of the resulting solution.
One molar concentration of a solution represents:
Which of the following substances show the highest colligative properties?
The pH of 0.5 L of 1.0 M NaCl solution after electrolysis for 965 s using 5.0 A current is:
Calculate the molarity of a solution containing 5 g of NaOH dissolved in the product of H$_2$ – O$_2$ fuel cell operated at 1 A current for 595.1 hours.(Assume F = 96500C/mol of electron and molecular weight of NaOH as 40 g/mol).
When the same quantity of electricity is passed through the aqueous solutions of the given electrolytes for the same amount of time, which metal will be deposited in maximum amount on the cathode?

For the reaction: 2SO2 + O2 → 2SO3,
the rate of disappearance of O2 is \( 2 \times 10^{-4} \, \text{mol L}^{-1} \text{s}^{-1} \).
What is the rate of appearance of SO3?

If for a first-order reaction, the value of \( A = 4 \times 10^{13} \, \text{s}^{-1} \) and \( E_a = 98.6 \, \text{kJ mol}^{-1} \), then at what temperature will its half-life be 10 minutes?

In the chemical reaction A $\rightarrow$ B, what is the order of the reaction? Given that, the rate of reaction doubles if the concentration of A is increased four times.
Calculate the activation energy of a reaction, whose rate constant doubles on raising the temperature from 300 K to 600 K.
In the reaction, A \( \rightarrow \) products, if the concentration of the reactant is doubled but the rate of reaction remains unchanged, what is the order of the reaction with respect to A?
In a first-order reaction, the concentration of the reactant decreases from 0.8 M to 0.4 M in 15 minutes. The time taken for the concentration to change from 0.1 M to 0.025 M is:
The chemical composition of 'slag' formed during the smelting process in the extraction of copper is:
Calamine, malachite, magnetite, and cryolite, respectively, are: