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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।

ChemistryIn a solution, MgCl2 is 85% dissociated. What is the value of i?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 12EasyChemistryWhich observation most directly supports a higher molar mass caused by association?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 10EasyChemistryA substance X dissociates in water as X → P + Q + R + S to the extent of 20%. What is i?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 13MediumChemistryIf 70% dimerisation occurs, approximately how many times the true molar mass will be observed?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 13MediumChemistryFor an AB4-type salt, i = 3.0 is observed. What is the degree of dissociation?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 13MediumChemistryIf the observed molar mass of a solute is 1.6 times its true molar mass, what is the value of i?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 11EasyChemistryIn a solution, A2B is 40% dissociated. At the same molality, how many times is its osmotic pressure that of a normal non-electrolyte?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 13MediumChemistryA substance undergoes 25% trimerisation. What is its approximate van’t Hoff factor, i?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 12MediumChemistryAn AB-type electrolyte undergoes 35% dissociation. What is its van’t Hoff factor, i?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 11EasyChemistryA solute has a true molar mass of 150 g mol−1, while the value measured by osmotic pressure is 100 g mol−1. What is i?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 12EasyChemistryWhen is the formula i = 1 + α(n − 1) appropriate?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 10EasyChemistryIf a solute has i = 0.625 and undergoes only dimerisation, how many times the true molar mass will be observed?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 13MediumChemistryAn A2B3 salt is 75% dissociated. What is its van’t Hoff factor, i?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 14MediumChemistryFor a substance, i = 2.0. Which example explains this value most simply?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 10EasyChemistryIf i = 0.8 and the substance undergoes only dimerisation, how will its boiling-point elevation compare with that of a normal solute at the same molality?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 11EasyChemistryIn a solution, 0.05 mol of AB gives 0.075 mol effective particles after dissociation. What is the percentage dissociation of AB?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 12EasyChemistryWhich statement is correct when the value of i is less than one?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 10EasyChemistryIf the freezing-point depression of an AB2 salt is 2.4 times that of a normal non-electrolyte, what is the percentage dissociation?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 13MediumChemistryA solute is 60% dimerised and 40% remains normal. What is the van’t Hoff factor, i?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 12EasyChemistryIn a solution, AlCl₃ is 30% dissociated. What is the value of the van’t Hoff factor i?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 20Medium