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Class 11 Mcq

Class 11 Chemistry के इस tag से जुड़े questions। हर question के साथ chapter, topic, level और difficulty दी गई है।

ChemistryIf 0.01 mol of a solute has a mass of 1.8 g, what is its molar mass?Class 11Some Basic Concepts of ChemistryMole concept and molar massLevel 16EasyChemistryIf a solution has a boiling-point elevation of 1.04 K, with Kb = 0.52 K kg mol⁻¹ and molality 1 m, what is the van’t Hoff factor i?Class 11Chemical ThermodynamicsEnthalpies of bond dissociation, combustion, atomization, sublimation, ionization, and solutionLevel 14MediumChemistryIf CH₃COOH associates in benzene, what is the usual value of the van’t Hoff factor i?Class 11Some Basic Concepts of ChemistryMole concept and molar massLevel 14MediumChemistryIf two molecules associate to form one dimer and the degree of association is 60%, what is the van’t Hoff factor, i?Class 11Chemical Bonding and Molecular StructureValence bond theory and hybridizationLevel 15MediumChemistryIf 1 mol of solute produces 1.5 mol of effective particles in solution, what is the van’t Hoff factor i?Class 11Chapter 01: SolutionsLevel 13EasyChemistryWhich of the following is not a colligative property?Class 11Chapter 01: SolutionsLevel 13EasyChemistryIf AB2 dissociates completely into A2+ and 2B− ions, what is the ideal value of the van’t Hoff factor, i?Class 11Chapter 01: SolutionsLevel 13MediumChemistryWhich of the following properties depends on the number of solute particles rather than on their chemical nature?Class 11HydrocarbonsAlkanes: Nomenclature, isomerism, conformation (ethane), physical properties, chemical reactionsLevel 13MediumChemistryIf 0.2 mol of solute is dissolved in 500 g of solvent, what is the molality?Class 11Some Basic Concepts of ChemistryMole concept and molar massLevel 14EasyChemistryWhat is the pressure exerted by vapour when a liquid and its vapour reach equilibrium in a closed vessel?Class 11EquilibriumEquilibrium in physical and chemical processesLevel 4EasyChemistryWhich statement is most correct while studying vapour pressure?Class 11EquilibriumEquilibrium in physical and chemical processesLevel 4EasyChemistryWhich change is most suitable to increase vapour pressure?Class 11EquilibriumEquilibrium in physical and chemical processesLevel 3EasyChemistryWhat does equilibrium mean in the concept of vapour pressure?Class 11EquilibriumEquilibrium in physical and chemical processesLevel 4EasyChemistryBetween two liquids, the one with lower boiling point generally has what kind of vapour pressure at the same temperature?Class 11EquilibriumEquilibrium in physical and chemical processesLevel 5MediumChemistryVapour pressure generally increases with an increase in what?Class 11EquilibriumEquilibrium in physical and chemical processesLevel 3EasyChemistryWhy is vapour pressure of a liquid not measured steadily in an open vessel?Class 11EquilibriumEquilibrium in physical and chemical processesLevel 4EasyChemistryVapour pressure is related to particles in which state?Class 11EquilibriumEquilibrium in physical and chemical processesLevel 3EasyChemistryWhy is vapour pressure low at low temperature?Class 11EquilibriumEquilibrium in physical and chemical processesLevel 3EasyChemistryIf a liquid has low vapour pressure, how will its volatility be?Class 11EquilibriumEquilibrium in physical and chemical processesLevel 4EasyChemistryWhat is the relation between vapour pressure and tendency to evaporate?Class 11EquilibriumEquilibrium in physical and chemical processesLevel 4Easy