List of practice Questions

Alkyl cyanides on reduction by sodium and ethanol give primary amines. This reaction is called as _____.
If concentration of reactant ‘A’ is increased by 10 times, the rate of reaction becomes 100 times. What is the order of reaction if rate law is rate = k[A]\(^n\)?
Zirconium is refined by ..................
Which among the following compounds has the highest boiling point?
Which among the following is non-poisonous in nature?
Identify the enzyme that catalyses the reaction of CO\(_2\) with water in the human body.
What is the bond order of B\(_2\) molecule?
Which among the following is a biodegradable polymer?
What is the molarity of solution containing 3.2g of NaOH (Molar mass 40g mol\(^{-1}\)) in 250 cm\(^3\) of water?
If a centimolar aqueous solution of K\(_3\)[Fe(CN)\(_6\)] has degree of dissociation 0.78, what is the value of van't Hoff factor?
Xenon crystallizes in fcc lattice and the edge length of unit cell is 620 pm. What is the radius of Xe atom?
Which of the following statements is true for the carbonyl group?
Which among the following pairs of halogen forms the interhalogen compound of the type XX'Y?
Which among the following group-15 elements does NOT react with concentrated sulfuric acid?
If 38.55 kJ of heat is absorbed when 6.0 g of O\(_2\) react with ClF according to the reaction: \[ \text{2ClF(g)} + \text{O}_2(g) \rightarrow \text{Cl}_2\text{O}(g) + \text{OF}_2(g) \] What is the standard enthalpy of reaction?
A first-order reaction has rate constant \(1 \times 10^{-2} \, \text{s}^{-1}\). What time will it take for 20 g of reactant to reduce to 5 g?
Identify the element having the highest enthalpy of atomization from the following.
Which of the following is called as Mandelonitrile?
Identify the tetradentate ligand from the following.
An ideal gas expands isothermally and reversibly from 10m\(^3\) to 20m\(^3\) at 300K, performing 5×10\(^3\) J of work on surroundings, calculate number of moles of gas used?
Which among the following ore is concentrated by froth flotation process?
Which among the following lanthanoids shows only +3 oxidation state?
Which among the following polymers is obtained from styrene and 1-3-Butadiene?
Identify the product obtained when benzamide is treated with bromine and aqueous sodium hydroxide.
Which of the following molecule contains 50% p\(_\pi\) character of hybrid orbital in C atom?