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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।

ChemistryWhich statement is correct about the depression of the freezing point of a solution?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 14EasyChemistryWhich colligative property is most suitable for determining the molar mass of a high-molar-mass protein?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 14MediumChemistryWhy does a red blood cell generally retain its size when placed in an isotonic solution?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 14EasyChemistryIf the number of effective solute particles doubles while molality and solvent remain the same, what happens to the freezing-point depression?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 14MediumChemistryWhy is osmotic pressure more suitable for determining the molar mass of large biomolecules?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 14MediumChemistryWhich property depends only on the number of solute particles present in a solution and not on the chemical nature of the solute?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 14EasyChemistryIf the freezing-point depression of a solution is 2.5 times the expected value for a non-dissociated solute, what is the value of the van’t Hoff factor i?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 14MediumChemistryWhy does the boiling point of a solution increase when a non-volatile solute is added?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 14EasyChemistryWhich change is most likely when solute association occurs in a solution?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 14EasyChemistryIf the observed van’t Hoff factor for \(\mathrm{Ca(NO_3)_2}\) is \(i=2.6\), what is its degree of dissociation? Assume that association is negligible.Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 15MediumChemistryWhat is the osmotic pressure of a \(0.05\,\mathrm{M}\) \(\mathrm{CaCl_2}\) solution at \(300\,\mathrm{K}\), assuming complete dissociation? Take \(R=0.082\,\mathrm{L\,atm\,mol^{-1}\,K^{-1}}\).Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 15MediumChemistryWhich of the following equimolal solutions will have the highest freezing point, assuming ideal behaviour?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 14EasyChemistryIf Al₂(SO₄)₃ dissociates completely into ions in dilute aqueous solution, what is the ideal value of the van’t Hoff factor (i)?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 14MediumChemistryIf the mole fraction of solute in a solution is very small, how will the relative lowering of vapour pressure be?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 15EasyChemistryWhat will happen if a blood cell is placed in a hypotonic solution?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 15MediumChemistryWhat happens when a blood cell is placed in a hypertonic solution?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 15MediumChemistryWhy is the value of i for a weak electrolyte lower than the ideal value for complete dissociation?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 15MediumChemistryFor a solution, the experimentally observed depression in freezing point is less than the ideally calculated value, and the van’t Hoff factor is i < 1. Which phenomenon does this indicate?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 15MediumChemistryWhich statement is correct about the colligative property related to Raoult’s law?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 15MediumChemistryIf Kf and molality are known, how is the depression in freezing point found for a non-dissociating solute?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 15Easy

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