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Chemistry

Chemistry · Quick practice · answer shown after each question

Dynamic equilibrium

Question 1 of 10

Question 1 of 10

Le Chatelier's principle states that a system at equilibrium

Question 2 of 10

Question 2 of 10

For an equilibrium where Kc is very large, the position of equilibrium

Question 3 of 10

Question 3 of 10

For H₂ + I₂ ⇌ 2HI, increasing the pressure

Question 4 of 10

Question 4 of 10

Adding a catalyst to a reaction at equilibrium

Question 5 of 10

Question 5 of 10

The value of Kc changes only when

Question 6 of 10

Question 6 of 10

At dynamic equilibrium, the rates of the forward and backward reactions are

Question 7 of 10

Question 7 of 10

For N₂O₄ ⇌ 2NO₂, the equilibrium constant Kc is expressed as

Question 8 of 10

Question 8 of 10

The catalyst used in the Haber process for ammonia is

Question 9 of 10

Question 9 of 10

For an exothermic forward reaction, increasing the temperature shifts the equilibrium

Question 10 of 10

Question 10 of 10

At dynamic equilibrium,

Questions written by OtisamLMS in the style of the WASSCE. They are not WAEC past questions.