12 Chemistry – Solutions Complete Chapter (FREE MCQ Test)
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What unit is generally used to express the concentration of pollutants or trace chemicals in water?
2 / 30
According to Henry’s Law, the partial pressure of a gas in the vapour phase is proportional to which quantity in the solution?
3 / 30
Increasing the pressure above the liquid significantly increases the solubility of which state of matter in the liquid?
4 / 30
What is the main purpose of introducing the Van’t Hoff factor ?
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Which type of solution is formed when alcohol is dissolved in water?
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Which property is characteristic of a solution showing positive deviation from Raoult’s law?
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Raoult’s Law can be considered a special case of which other gas solubility law?
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Which property is classified as a Colligative Property?
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What defines an Azeotrope?
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When a non-volatile solute is added to a liquid solvent, what happens to the resulting solution’s vapour pressure?
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If a solute dissociates completely into four ions (e.g., AlCl3), what would be the ideal Van’t Hoff factor ?
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Osmosis is the net flow of which component across a semipermeable membrane?
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For a dilute solution of a non-electrolyte like urea or glucose, what is the theoretical value of the Van’t Hoff factor ?
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The cryoscopic constant (Kf) is associated with which colligative property calculation?
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A solution that obeys Raoult’s Law over the entire range of concentration and temperature is defined as:
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If external pressure greater than the osmotic pressure is applied to a solution, forcing the solvent to flow out, this process is called:
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The pressure required to stop the net flow of solvent into the solution across a semipermeable membrane is known as:
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What is the sum of the mole fractions of all components in a binary solution?
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Which concentration unit is independent of temperature?
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Desalination of seawater typically uses a process based on applying external pressure exceeding the osmotic pressure. What is this process?
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Raoult’s Law for a liquid-liquid solution states that the partial vapour pressure of each component is directly proportional to its:
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The number of moles of solute dissolved in one litre of the solution is defined as what?
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Which equation correctly relates osmotic pressure , concentration (C), temperature (T), and the gas constant (R)?
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For the solubility of a gas in a liquid, what is the effect of increasing temperature?
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Which expression defines Mass percentage (w/w)?
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Soda water bottle seals are maintained at high pressure to maximize CO2 dissolution, illustrating the application of which law?
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The boiling point of a solution containing a non-volatile solute is always ______ the boiling point of the pure solvent.
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If the dissolution of a solid in a liquid is an endothermic process, how does temperature affect its solubility?
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A 10% (w/V) solution implies 10 grams of solute are present in what volume of solution?
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Colligative properties depend primarily on:
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