A Level Chemistry 9701/12/O/N/20 Q14

Question

AgNO3(aq) is added to a solution of a halide ion, X–(aq), and aqueous ammonia is then added.

The ionic equations for the two reactions that occur are shown.

Cher Questions Solution Bank Rumusan Jawapan SPM & IGCSE Questions Answers Solution

Which statement is correct?
A The position of equilibrium 1 lies to the left when X–= I–.

B Increasing the concentration of ammonia causes the position of equilibrium 1 to move to the left.

C Kc for equilibrium 2 is larger when X–= Cl–than when X–= I–.

D Equilibrium 2 is a redox reaction.

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    2021-07-07T15:47:19+08:00

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