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Chapter 01 Solutions

Class 12 Chemistry के इस tag से जुड़े questions। हर question के साथ chapter, topic, level और difficulty दी गई है।

ChemistryWhy does the boiling point of a solution increase when a non-volatile solute is added?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 10Easy ChemistryIf vapour pressure is less than external pressure, which statement about boiling at that temperature is correct?Class 12Chapter 01: Solutions4: Vapour PressureLevel 9Easy ChemistryIn an ideal binary solution, the pure vapour pressure of component A is lower than that of component B. At equal liquid mole fractions, which component will be less abundant in the vapour?Class 12Chapter 01: Solutions4: Vapour PressureLevel 10Easy ChemistryIn which situation will the vapour pressure of a solution remain nearly equal to that of the pure solvent?Class 12Chapter 01: Solutions4: Vapour PressureLevel 9Easy ChemistryIf solute particles associate with each other, what may happen to lowering of vapour pressure and observed molar mass?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 12Medium ChemistryWhy can an electrolyte solute show greater lowering of vapour pressure than expected?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 11Medium ChemistryWhy is relative lowering of vapour pressure called a colligative property?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 9Easy ChemistryIn a binary solution, the partial pressure of component A is 40 kPa and the total pressure is 100 kPa. What is the mole fraction of component B in the vapour phase?Class 12Chapter 01: Solutions4: Vapour PressureLevel 10Easy ChemistryIn a volatile binary ideal solution, what happens to total vapour pressure when the liquid mole fraction of the more volatile component is increased?Class 12Chapter 01: Solutions4: Vapour PressureLevel 10Easy ChemistryWhich statement is most accurate for an ideal solution?Class 12Chapter 01: Solutions4: Vapour PressureLevel 9Easy ChemistryIf the pure solvent vapour pressure is 50 kPa and the solute mole fraction is 0.2, what is the vapour pressure of a solution containing a non-volatile solute?Class 12Chapter 01: Solutions4: Vapour PressureLevel 10Easy ChemistryLiquid and vapour are in equilibrium in a closed vessel. Why does equilibrium vapour pressure increase when temperature rises?Class 12Chapter 01: Solutions4: Vapour PressureLevel 10Easy ChemistryMaximum-boiling azeotrope is associated with which type of vapour-pressure behaviour?Class 12Chapter 01: Solutions4: Vapour PressureLevel 12Medium ChemistryWhich mixture is most likely to form a minimum-boiling azeotrope?Class 12Chapter 01: Solutions4: Vapour PressureLevel 12Medium ChemistryIf the actual vapour pressure of a solution is lower than the ideal value and heat is released on mixing, what deviation is shown?Class 12Chapter 01: Solutions4: Vapour PressureLevel 12Medium ChemistryIf the vapour pressure of a real solution is much higher than the value predicted by Raoult’s law, what molecular behaviour is likely?Class 12Chapter 01: Solutions4: Vapour PressureLevel 12Medium ChemistryWhat is the deeper reason for decrease in vapour pressure when a non-volatile solute is added to a liquid?Class 12Chapter 01: Solutions4: Vapour PressureLevel 9Easy ChemistryIn an ideal solution, the partial pressures of components A and B are 30 kPa and 70 kPa, respectively. What is the mole fraction of B in the vapour phase?Class 12Chapter 01: Solutions4: Vapour PressureLevel 11Medium ChemistryIn an ideal binary solution, the pure vapour pressure of component A is 200 kPa and that of component B is 50 kPa. If the mole fraction of A is 0.4, what is the total vapour pressure?Class 12Chapter 01: Solutions4: Vapour PressureLevel 11Medium ChemistryIf the vapour pressure of pure solvent is 120 kPa and the vapour pressure of the solution is 90 kPa, what is the mole fraction of the solute?Class 12Chapter 01: Solutions4: Vapour PressureLevel 10Easy