Class 10 Chemistry MCQs - Chapter 4

Chemical Equilibrium Multiple Choice Questions PDF Download - 9

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Chemical Equilibrium Questions & Answers PDF Download: MCQ Quiz 9

MCQ 41: K_f and K_r are

A) equilibrium constants

B) reaction constants

C) chemical constants

D) rate constants

MCQ 42: Substances which increase the rate of a chemical reaction are called

A) proteins

B) single cell protein

C) enzymes

D) catalysts

MCQ 43: The ratio of the product of the concentration of products to the product of the concentration of reactants is called

A) equilibrium constant

B) equilibrium ratio

C) reverse reaction

D) forward reaction

MCQ 44: In equilibrium constant expression, the concentration of reactants is taken in/on the

A) right side

B) left side

C) numerator

D) denominator

MCQ 45: Unit of the equilibrium constant for CO + 2H2 CH3OH is

A) no units

B) mol dm-3

C) dm3mol-1

D) [mol dm-3]-2

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