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JEE 2020 Chemistry: Chemical Equilibrium Quiz - 2 (24.06.2019)

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Question 1

The solubility (in mol L-1) of AgCl (Ksp=1 .0x10-10) in a 0 .1 M KCl solution will be

Question 2

Solid is gradually dissolved in a solution. At which concentration of precipitate of begins to form?

Question 3

In a chemical reaction, , the initial concentration of B was 1.5 times of the concentration of A, but the equilibrium concentration of A and B were found to be equal. The equilibrium constant (K) for the aforesaid chemical reaction is

Question 4

Two solids dissociate as follows


The total pressure when both the solids dissociate simultaneously is

Question 5

The gas phase reaction is an exothermic reaction. The decomposition of in equilibrium mixture of and can be increased by :

Question 6

Sodium oxide dissolves in water to give sodium hydroxide which indicates its

Question 7


Given the solubility curves of KNO3 and KCl, which of the following statements is not true?

Question 8

The pH of a 10 ml aqueous solution of HCl is 4. The amount of water to be added to this solution in order to change its pH from 4 to 5 is

Question 9

Among CO32, OH-, NH3 and HCO3-, the species that acts as a Brnsted acid as well as Brnsted base, is

Question 10

The equilibrium constant for the reaction N2+3H22NH3 at 400 K is 41. The equilibrium constant for the reaction 1/2N2+3/2H2NH3 at the same temperature will be closest to
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