HARDMCQ SINGLEIChO (Chemistry Olympiad)Physical ChemistryChemical EquilibriumAchiever Section

In a 1.0 L aqueous solution when the reaction (aq) (s) 2 Ag Cu (aq) (s) Cu 2 Ag reaches equilibrium, [Cu²⁺] = x M and [Ag⁺] = y M. If the volume of solution is doubled by adding water, then at equilibrium : (a) x y [Cu ] M, [Ag ] M (b) x y [Cu ] M, [Ag ] M (c) x y [Cu ] M, [Ag ] M (d) x y [Cu ] M, [Ag ] M

Answer
C
Explanation

+ 2+ Exp 2Ag (aq) Cu s Cu (ag) 2Ag(s) ateq. yM xM Now, if the volume of solution becomes double by adding 2 H O, then conc. of + 2+ Ag and Cu will decrease in given volume and will become + 2+ yM x Ag and Cu M 2 2 Assertion-Reason Type Questions While answering these questions, you are required to choose any one of the following four responses. (a) If both Assertion and Reason are correct and the Reason is a correct explanation of the Assertion. (b) If both Assertion and Reason are correct but Reason is not a correct explanation of the Assertion. (c) If the Asserti

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