Study the Shift in Equilibrium between [Co(H₂O)₆] ²⁺ and Cl⁻ ions
1)Which one of the following is CORRECT regarding chemical equilibrium?

2)Equilibrium is best defined as

3)Which of the following characterizes Equilibrium?

4)What is the colour of [Co(H₂O)₆]²⁺ ions?

5)Equilibrium can be attained in

6)What is the formula of the complex ion formed when a solution containing [Co(H₂O)₆]²⁺ ions is treated with hydrochloric acid?

7)Le Chatelier’s principle is applicable to:

8)Which of the following is not a characteristic of equilibrium?

9)The reaction [Co (H₂O)₆]²⁺(aq) + 4Cl⁻(aq) → [CoCl₄]²⁻(aq) + 6H₂O(l) is

10)According to Le Chatelier’s principle, what happens when concentrated HCl is added?