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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।

ChemistryIf moles of solute are (0.2) and total moles are (1.0), what is the mole fraction of solute?Class 12Chapter 01: Solutions2: Concentration MetricsLevel 8Easy ChemistryIf a solution has higher osmotic pressure at the same temperature, what can be said about it?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 9Easy ChemistryIf a cell is placed in a hypertonic solution, in which direction will net water flow?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 9Easy ChemistryWhich statement is correct for isotonic solutions?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 8Easy ChemistryAt the same temperature, osmotic pressures of two solutions are in the ratio (2:3). What is the ratio of their molar concentrations?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 10Easy ChemistryIf \(C = 0.1\), \(R = 0.082\) and \(T = 300\), what is the value of \(\pi\)?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 9Easy ChemistryFor which type of solution is π = CRT more suitable?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 9Easy ChemistryWhich solution will have the greatest freezing point depression at the same molality?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 10Easy ChemistryIf an electrolyte ideally has i = 2, it indicates formation of how many ions from one formula unit?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 10Easy ChemistryIf a solute has i = 0.5, what is the most suitable meaning?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 10Easy ChemistryWhen can apparent molar mass be obtained greater than the actual molar mass?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 11Medium ChemistryWhen can apparent molar mass be obtained less than the actual molar mass?Class 12Chapter 01: Solutions7: Abnormal Molecular MassLevel 11Medium ChemistryIf \(i = 2\), \(K_b = 0.5\) and \(m = 1.5\), what is \(\Delta T_b\)?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 10Easy ChemistryIf \(i = 3\), \(K_f = 1.8\) and \(m = 0.5\), what is \(\Delta T_f\)?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 10Easy ChemistryIf two non-electrolyte solutions have the same molality but different solvents, will ΔTb be the same?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 11Medium ChemistryIf the boiling point of a pure solvent is \(78^{\circ}C\) and \(\Delta T_b = 0.8^{\circ}C\), what is the boiling point of the solution?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 8Easy ChemistryIf the freezing point of pure water is \(0^{\circ}C\) and \(\Delta T_f = 1.5^{\circ}C\), what is the freezing point of the solution?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 8Easy ChemistryIf \(K_f = 1.86\) and \(m = 0.25\), what is the value of \(\Delta T_f\)?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 9Easy ChemistryIf \(K_b = 0.52\) and \(m = 2\), what is \(\Delta T_b\) for a non-electrolyte solution?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 9Easy ChemistryIf molality of a solution is doubled and the solute is a non-electrolyte, what happens to \(\Delta T_b\)?Class 12Chapter 01: Solutions5: Colligative PropertiesLevel 9Easy