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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।

ChemistryIn the definition of molality, the amount of solvent is taken in which form?Class 12Chapter 01: Solutions2: Concentration MetricsLevel 5Easy ChemistryIf ΔT_f = 0.9 and K_f = 1.8, what is the molality?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 9Medium ChemistryIf ΔT_b = 1.5 and K_b = 0.5, what is the molality?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 9Medium ChemistryIf the freezing point of pure solvent is 5 °C and ΔT_f = 2 °C, what is the freezing point of the solution?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 8Easy ChemistryIf the boiling point of pure solvent is 80 °C and ΔT_b = 1.2 °C, what is the boiling point of the solution?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 8Easy ChemistryIf K_f = 1.86 and molality is 0.5, what is ΔT_f?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 8Easy ChemistryIf K_b = 0.52 and molality is 1, what is ΔT_b?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 8Easy ChemistryWhat is the main reason for adding antifreeze to vehicle coolant?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 6Easy ChemistryMelting of ice by adding salt is explained by which effect?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 6Easy ChemistryWhich daily-life example is related to lowering of vapour pressure?Class 12Chapter 01: Solutions4: Vapour PressureLevel 5Easy ChemistryIn osmosis, in which direction does the solvent generally move?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 5Easy ChemistryWhich membrane is required for osmosis?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 4Easy ChemistryAt equal molality, how will the colligative effects of non-electrolyte solutions like sugar and urea compare?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 8Medium ChemistryWhat happens to depression in freezing point when the amount of solute in a solution is increased?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 7Easy ChemistryWhat is the usual value of i for a non-electrolyte solute?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 5Easy ChemistryIf an electrolyte completely dissociates into two ions, what can be the ideal value of i?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 8Easy ChemistryIf solute particles associate with each other, how will the colligative property value compare with the expected value?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 8Medium ChemistryWhy can solutes like sodium chloride show a larger colligative effect in water?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 7Easy ChemistryWhat is the symbol of the van't Hoff factor?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 5Easy ChemistryIf a solution has higher osmotic pressure, how may it be compared with another solution?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 6Easy