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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।

ChemistryFractional crystallisation is more useful for separating mixtures of which substances?Class 12Chapter 01: Solutions3: SolubilityLevel 7Medium ChemistryIf the solubility curve is almost flat, how will purification by crystallisation be?Class 12Chapter 01: Solutions3: SolubilityLevel 6Medium ChemistryIf the solubility curve of a solid has a very steep slope, what conclusion can be drawn?Class 12Chapter 01: Solutions3: SolubilityLevel 6Medium ChemistryWhy does slow cooling of a hot saturated solution increase the possibility of forming pure crystals?Class 12Chapter 01: Solutions3: SolubilityLevel 7Medium ChemistryWhat generally happens when a seed crystal is added to a supersaturated solution?Class 12Chapter 01: Solutions3: SolubilityLevel 5Easy ChemistryWhy is a supersaturated solution called unstable?Class 12Chapter 01: Solutions3: SolubilityLevel 5Easy ChemistryWhat is the most suitable way to make an unsaturated solution saturated when temperature is kept constant?Class 12Chapter 01: Solutions3: SolubilityLevel 4Easy ChemistryWhich is the correct identification of a saturated solution?Class 12Chapter 01: Solutions3: SolubilityLevel 4Easy ChemistryIf the solubility of a solid decreases on heating, what does it suggest about the nature of dissolution?Class 12Chapter 01: Solutions3: SolubilityLevel 6Medium ChemistryIf the solubility of a solid increases with temperature, what type of process is its dissolution generally considered?Class 12Chapter 01: Solutions3: SolubilityLevel 6Medium ChemistryUnder which condition is the solubility of a gas in a liquid most likely to be minimum?Class 12Chapter 01: Solutions3: SolubilityLevel 4Easy ChemistryWhich combination is most suitable for maximum solubility of a gas in a liquid?Class 12Chapter 01: Solutions3: SolubilityLevel 4Easy ChemistryWhy does hot water contain less dissolved oxygen than cold water?Class 12Chapter 01: Solutions3: SolubilityLevel 4Easy ChemistryWhy are divers advised to return to the surface slowly?Class 12Chapter 01: Solutions3: SolubilityLevel 6Medium ChemistryWhat is the correct reason for greater dissolution of gases in a diver's blood at depth?Class 12Chapter 01: Solutions3: SolubilityLevel 5Easy ChemistryWhat is the main scientific reason for bubble formation as soon as a sealed soda bottle is opened?Class 12Chapter 01: Solutions3: SolubilityLevel 4Easy ChemistryThe pressure of a gas is made three times at constant temperature. Under ideal Henry's law behaviour, how will its solubility change?Class 12Chapter 01: Solutions3: SolubilityLevel 5Easy ChemistryIf Henry's law constant for a gas is low, what is the most correct conclusion about its solubility?Class 12Chapter 01: Solutions3: SolubilityLevel 5Easy ChemistryAt constant temperature, which relation correctly represents Henry's law between gas pressure and its mole fraction in a liquid?Class 12Chapter 01: Solutions3: SolubilityLevel 9Easy ChemistryWhy is it necessary to mention pressure while reporting solubility of a gas?Class 12Chapter 01: Solutions3: SolubilityLevel 8Easy