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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 \(i=2\), \(K_b=0.52\), and \(m=1\), what will be \(\Delta T_b\)?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 15EasyChemistryIf 0.3 mole of solute is dissolved in 600 grams of solvent, what will be the molality?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 15EasyChemistryWhich of the following properties depends only on the number of solute particles present in a solution and not on their nature?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 15EasyChemistryIf the vapour pressure of the pure solvent is 80 units and the mole fraction of solvent is 0.75, what will be the vapour pressure of the solution?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 15EasyChemistryIn an exam question, the solute is described as non-dissociating and non-volatile. What is the safest initial value to use while solving colligative-property questions?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 14EasyChemistryFor a solution, \(\Delta T_b\) is larger. With the same solvent and the same \(K_b\), what is the most suitable meaning?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 14MediumChemistryWhich of the following is not a colligative property that depends on the number of solute particles present in a solution?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 14EasyChemistryIf two solute particles associate to form one particle, what is the ideal value of the van’t Hoff factor i?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 14EasyChemistryIf 0.1 mol of NaCl completely dissociates to produce 0.2 mol of effective particles, what is the van’t Hoff factor i?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 14EasyChemistryWhich of the following statements about colligative properties is correct?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 14EasyChemistryTwo solutions have equal osmotic pressure at the same temperature. If their solutes are non-dissociating, what can be said about their molar concentrations?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 14MediumChemistryA solution has ΔTf = 1.86 K, Kf = 1.86 K kg mol⁻¹, and molality m = 0.5 mol kg⁻¹. What is the van’t Hoff factor i?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 14MediumChemistryIf the solute is volatile, why must the simple vapour-pressure-lowering relation for a non-volatile solute be used carefully?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 14MediumChemistryA student used Kf while calculating ΔTb. What is the mistake?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 14EasyChemistryThe osmotic pressure of a solution is 2 units. If its concentration is tripled at the same temperature, what will be the new osmotic pressure?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 14EasyChemistryWhich concentration unit is used directly in calculating freezing-point depression and boiling-point elevation?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 14EasyChemistryIf the vapour pressure of a pure solvent is 80 and the vapour pressure of the solvent in a solution is 72, what is the relative lowering of vapour pressure?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 14MediumChemistryIf the mole fraction of the solute is 0.15, what will be the mole fraction of the solvent in a binary solution?Class 12Chapter 01: Solutions2: Concentration MetricsLevel 14EasyChemistryWhat is the sum of the mole fraction of the solute and the mole fraction of the solvent in a binary solution?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 14EasyChemistryIf AB completely dissociates into A⁺ and B⁻, how will its colligative effect compare with that of a non-dissociating solute at the same molality?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 14Medium

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