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Class 12 Mcq

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

ChemistryWhy is it difficult to measure vapour pressure of a liquid kept in an open container?Class 12Chapter 01: Solutions4: Vapour PressureLevel 4Easy ChemistryDoes vapour pressure mainly depend on the amount of liquid if liquid is present and temperature is constant?Class 12Chapter 01: Solutions4: Vapour PressureLevel 6Easy ChemistryWhat is the general effect on freezing point when vapour pressure is lowered?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 10Medium ChemistryWhich other property is directly connected with lowering of vapour pressure?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 9Easy ChemistryIf actual vapour pressure is greater than the value expected from Raoult's law, which deviation is shown?Class 12Chapter 01: Solutions4: Vapour PressureLevel 11Easy ChemistryWhen can negative deviation from Raoult's law be observed?Class 12Chapter 01: Solutions4: Vapour PressureLevel 12Medium ChemistryWhen can positive deviation from Raoult's law be observed?Class 12Chapter 01: Solutions4: Vapour PressureLevel 12Medium ChemistryWhat is the simple meaning of Dalton's law for total vapour pressure?Class 12Chapter 01: Solutions4: Vapour PressureLevel 9Easy ChemistryIf the solute in a solution is volatile, what can be included in total vapour pressure?Class 12Chapter 01: Solutions4: Vapour PressureLevel 9Medium ChemistryWhat is the contribution of a non-volatile solute to vapour pressure?Class 12Chapter 01: Solutions4: Vapour PressureLevel 5Easy ChemistryAt constant temperature, which statement is correct about vapour pressure when a non-volatile solute is added to a solvent?Class 12Chapter 01: Solutions4: Vapour PressureLevel 8Medium ChemistryWhy does a liquid with higher vapour pressure evaporate faster at the same temperature?Class 12Chapter 01: Solutions4: Vapour PressureLevel 4Easy ChemistryVapour pressure mainly depends on which factor?Class 12Chapter 01: Solutions4: Vapour PressureLevel 4Easy ChemistryIn a closed container, which rates become equal when equilibrium is established between liquid and vapour?Class 12Chapter 01: Solutions4: Vapour PressureLevel 4Easy ChemistryIf more non-volatile solute is added to a solution, what happens to vapour pressure?Class 12Chapter 01: Solutions4: Vapour PressureLevel 7Easy ChemistryWhich solution will show greater lowering of vapour pressure?Class 12Chapter 01: Solutions4: Vapour PressureLevel 8Easy ChemistryLowering of vapour pressure is what type of property?Class 12Chapter 01: Solutions4: Vapour PressureLevel 8Easy ChemistryWhy does the vapour pressure of a solvent decrease when a non-volatile solute is added?Class 12Chapter 01: Solutions4: Vapour PressureLevel 5Easy ChemistryTo know whether more solute can dissolve, what must be known first?Class 12Chapter 01: Solutions3: SolubilityLevel 3Easy ChemistryWhat happens when extra solute is added to a saturated solution at constant temperature?Class 12Chapter 01: Solutions3: SolubilityLevel 3Easy