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JEE Main Chemistry Class 11 Equilibrium Questions Part 2 Questions

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Question : 88

Total: 100

For the following Assertion and Reason, the correct option is

[Sep. 02,2020(I)]

Assertion (A): When Cu (II) and sulphide ions are mixed, they react together extremely quickly to give a solid.
Reason (R): The equilibrium constant of Cu2+(aq)+S2− (aq) ⇌CuS(s) is high because the solubility product is low.

(A) is false and (R) is true
Both (A) and (R) are false
Both (A) and (R) are true but (R) is not the explanation for (A)
Both (A) and (R) are true and (R) is the explanation for (A)

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