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

ChemistryIf both components in a solution are volatile, which statement is more correct?Class 12Chapter 01: Solutions4: Vapour PressureLevel 3EasyChemistryIf an ideal solution has a decreasing mole fraction XA, what happens to the partial vapour pressure PA at constant temperature?Class 12Chapter 01: Solutions4: Vapour PressureLevel 3EasyChemistryWhy is vapour pressure in a closed vessel considered an example of dynamic equilibrium?Class 12Chapter 01: Solutions4: Vapour PressureLevel 5MediumChemistryAdding salt lowers the vapour pressure of water. With which property is this most closely related?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 3EasyChemistryIf external pressure is increased, what is needed for a liquid to boil?Class 12Chapter 01: Solutions4: Vapour PressureLevel 4EasyChemistryIf the external pressure is decreased, what happens to the boiling temperature of a liquid?Class 12Chapter 01: Solutions4: Vapour PressureLevel 4EasyChemistryThe vapour pressure of a volatile liquid increases with temperature. What is the correct particle-level reason?Class 12Chapter 01: Solutions4: Vapour PressureLevel 4EasyChemistryWhich option gives the correct comparison related to vapour pressure?Class 12Chapter 01: Solutions4: Vapour PressureLevel 4EasyChemistryIf the solute is non-volatile and the mole fraction of the solvent is high, how will the vapour pressure of the solution compare with that of the pure solvent?Class 12Chapter 01: Solutions4: Vapour PressureLevel 4EasyChemistryAt a simple level, what can be understood about solvent escaping tendency when a non-volatile solute is added?Class 12Chapter 01: Solutions4: Vapour PressureLevel 4EasyChemistryIf the mole fraction of component A is 0.3, what is the mole fraction of component B in a binary solution?Class 12Chapter 01: Solutions2: Concentration MetricsLevel 3EasyChemistryIn an ideal binary solution, what is the value of XA + XB?Class 12Chapter 01: Solutions2: Concentration MetricsLevel 3EasyChemistryIf XA = 0.4 and the vapour pressure of pure component A is PA° = 200 units, what is the partial vapour pressure PA?Class 12Chapter 01: Solutions4: Vapour PressureLevel 3EasyChemistryWhat does PA = XA PA° mean in Raoult's law?Class 12Chapter 01: Solutions4: Vapour PressureLevel 4EasyChemistryWhy is vapour pressure not obtained as a stable equilibrium value in an open container?Class 12Chapter 01: Solutions4: Vapour PressureLevel 4EasyChemistryA liquid and its vapour are in equilibrium in a closed vessel. What initially happens when temperature is suddenly increased?Class 12Chapter 01: Solutions4: Vapour PressureLevel 4EasyChemistryIf solute particles associate to form fewer particles, what happens to lowering of vapour pressure?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 5MediumChemistryIf a solute dissociates into more particles in solution, what happens to lowering of vapour pressure?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 5MediumChemistryIf equal mole amounts of two non-volatile solutes are dissolved separately in the same solvent and neither dissociates, how will lowering of vapour pressure compare?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 5MediumChemistryWhat type of relationship exists between the lowering of vapour pressure and the mole fraction of a non-volatile solute?Class 12Chapter 01: Solutions4: Vapour PressureLevel 4Easy

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