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NEET CHEMISTRYSolutionsEasy

Question

Match the equilibrium processes in List-I with their respective physical properties in List-II and choose the correct option:

List-I (Equilibrium Process) A. LiquidVapour\text{Liquid} \rightleftharpoons \text{Vapour} B. SolidLiquid\text{Solid} \rightleftharpoons \text{Liquid} C. SolidVapour\text{Solid} \rightleftharpoons \text{Vapour} D. Solute (solid)Solute (solution)\text{Solute (solid)} \rightleftharpoons \text{Solute (solution)}

List-II (Physical Properties) I. Melting point II. Boiling point III. Sublimation point IV. Saturated solution V. Unsaturated solution

A

A-II, B-I, C-III, D-IV

B

A-I, B-II, C-III, D-IV

C

A-III, B-II, C-I, D-IV

D

A-II, B-I, C-III, D-V

Step-by-Step Solution

Based on the characteristics of physical equilibria:

  • A. LiquidVapour\text{Liquid} \rightleftharpoons \text{Vapour}: For any pure liquid at one atmospheric pressure, the temperature at which the liquid and its vapours are at equilibrium is called the boiling point .
  • B. SolidLiquid\text{Solid} \rightleftharpoons \text{Liquid}: For any pure substance at atmospheric pressure, the temperature at which the solid and liquid phases are at equilibrium is called the melting point .
  • C. SolidVapour\text{Solid} \rightleftharpoons \text{Vapour}: The equilibrium between a solid and its vapour phase represents sublimation .
  • D. Solute (solid)Solute (solution)\text{Solute (solid)} \rightleftharpoons \text{Solute (solution)}: In a saturated solution, a dynamic equilibrium exists between the solute molecules in the solid state (undissolved) and in the solution .

Therefore, the correct matching is A-II, B-I, C-III, D-IV.

Exam Context & Concepts Covered

This question aligns with the NEET CHEMISTRY syllabus, specifically targeting concepts from Solutions. Mastering this topic is crucial for scoring well in the upcoming medical entrance examinations. Solving conceptually related problems will help you understand the nuances of these concepts and improve your problem-solving speed.

CHEMISTRYSolutionsequilibriumprocessesrespectivephysicalproperties

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