ECAT Pre Engineering Chemistry Chapter 8 online mcq test with answers for chapter 8 (Chemical Equilibrium)

ECAT Chemistry Chapter 8 Chemical Equilibrium Online Test

Sr. #	Questions	Answers Choice
1	Reactions that proceed on both sides and never go to completion are called	Irreversible reactions Reversible reactions Opposing reactions Spontaneous reactions
2	The rate at which a substance reacts is directly proportional to its active mass and the rate of reaction is directly proportional to the product of the active masses of reacting substances, is called	Law of conservation of energy Le-Chateliers principle Law of mass action None of these
3		Reversible reaction Irreversible reaction Spontaneous reaction None of these
4	When rate of forward reaction is equal to rate of backward reaction, then the equilibrium established is called	Chemical equilibrium Static equilibrium Dynamic equilibrium None of these
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7	The rate of which the reaction proceeds is directly proportional to the product of the active masses of the reactants is according to	Law of mass action Le Chateliers principle Equilibrium law Law of constant proportion
8		At equilibrium there is no further change in the concentration of Hl At equilibrium concentration of l<sub>2</sub>remains constant At equilibrium concentration of H<sub>2</sub>remains unaltered At equilibrium the rate of formation of Hl is equal to the rate of decomposition of Hl
9	Which of the following in an example of reversible reaction