Which of the following statements is correct about chemical equilibrium ?

Question

(a) Which of the following statements is correct about chemical equilibrium ? 

(i) At equilibrium both the reactants and products coexist. 

(ii) At equilibrium the rate of forward reaction is greater than the rate of backward reaction. 

(b) Write any one activity to increase the red colour in the following reaction.

Fe (NO₃)₃ (aq) + 3KCNS (aq) ⇌  Fe (CNS)₃ (aq) + 3 KNO₃ (aq)

(Light yellow)   (colourless)  (red)   (colourless)

Answer 1

(a) At equilibrium both the reactants and products coexist. 

(b) Addition of either Fe (NO₃)₃ solution or KSCN crystals deepens the colour of the solution.