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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।

ChemistryThe molarity of a solution may decrease on heating. What is the most suitable reason?Class 12Chapter 01: Solutions2: Concentration MetricsLevel 4EasyChemistryWhat should be checked first while choosing a concentration term?Class 12Chapter 01: Solutions2: Concentration MetricsLevel 3EasyChemistryIf the amount of solute in a solution is very small, which statement is correct?Class 12Chapter 01: Solutions2: Concentration MetricsLevel 3EasyChemistryWhich option contains the wrong statement?Class 12Chapter 01: Solutions2: Concentration MetricsLevel 3EasyChemistryIf mass does not change with temperature, which term remains more reliable?Class 12Chapter 01: Solutions2: Concentration MetricsLevel 4EasyChemistryIf solution volume increases on heating and moles of solute remain same, what happens to molarity?Class 12Chapter 01: Solutions2: Concentration MetricsLevel 4EasyChemistryWhich option correctly describes 1 ppm?Class 12Chapter 01: Solutions2: Concentration MetricsLevel 2EasyChemistryWhich option correctly describes a 5 percent volume by volume solution?Class 12Chapter 01: Solutions2: Concentration MetricsLevel 2EasyChemistryWhich option correctly describes a 5 percent mass-volume solution?Class 12Chapter 01: Solutions2: Concentration MetricsLevel 2EasyChemistryWhich option correctly describes a 5 percent mass by mass solution?Class 12Chapter 01: Solutions2: Concentration MetricsLevel 2EasyChemistryIf 0.8 mole solute is present in 400 mL solution, what is the molarity?Class 12Chapter 01: Solutions2: Concentration MetricsLevel 2EasyChemistryIf 0.3 mole solute is present in 600 mL solution, what is the molarity?Class 12Chapter 01: Solutions2: Concentration MetricsLevel 2EasyChemistryIn a 1 m solution, if solvent is 0.5 kg, how many moles of solute are present?Class 12Chapter 01: Solutions2: Concentration MetricsLevel 6EasyChemistryHow many moles of solute are present in 250 mL of a 2 M solution?Class 12Chapter 01: Solutions2: Concentration MetricsLevel 6EasyChemistryHow many moles of solute are present in 2 L of a 0.5 M solution?Class 12Chapter 01: Solutions2: Concentration MetricsLevel 6EasyChemistryIn a school laboratory, what does writing 0.1 M solution mean?Class 12Chapter 01: Solutions2: Concentration MetricsLevel 5EasyChemistryIf 8 mL solute is used to make 400 mL solution, what is the volume percentage?Class 12Chapter 01: Solutions2: Concentration MetricsLevel 6EasyChemistryIf 4 g solute forms 200 g solution, what is the mass percentage?Class 12Chapter 01: Solutions2: Concentration MetricsLevel 6EasyChemistryWhat is the mass of solvent in 250 g of a 12 percent by mass solution?Class 12Chapter 01: Solutions2: Concentration MetricsLevel 2EasyChemistryWhat is the mass of solute in 300 g of a 15 percent by mass solution?Class 12Chapter 01: Solutions2: Concentration MetricsLevel 2Easy

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