Class 11th Chemistry Equilibrium PDF

Page 1 Class 11th Chemistry 07 EQUILIBRIUM INTRODUCTION (Practice Sheet) 1 What does the term "equilibrium" signify in the context of chemical reactions? A. A complete conversion of react...

Page 1 Class 11th Chemistry 07 EQUILIBRIUM INTRODUCTION (Practice Sheet) 1 What does the term "equilibrium" signify in the context of chemical reactions? A. A complete conversion of reactants into B. A state where observable properties show products. no change. C. A rapid reaction rate. D. A situation where reactants are absent. 2 Which type of reaction proceeds to a limited extent, leaving a significant amount of reactants unchanged? A. Reactions proceeding to completion. B. Reactions with rapid reaction rates. om C. Reactions at equilibrium. D. Reactions proceeding to a limited extent. l.c 3 In the equilibrium between oxygen molecules and hemoglobin, what does it allow in the human body? hu A. It prevents the transportation of oxygen. B. It enables the storage of excess oxygen. C. It allows the transportation of oxygen D. It has no physiological significance. from lungs to muscles. ra ith 4 In a first-kind reaction, the concentrations of: A. Reactants increase B. Products increase sw C. Reactants and products remain nearly D. Reactants decrease se equal 5 Which type of reaction proceeds to completion with minimal or no reactants remaining? as A. First kind B. Second kind cl C. Third kind D. None of the above em 6 Define chemical equilibrium and explain its significance in chemical reactions..ch 7 How can chemical reactions be classified based on their extent? Provide examples for each category. w 8 Describe an example of a chemical equilibrium in the human body and its importance w 9 Explain the three categories in which reactions can be classified based on their extent of w completion. Provide examples for each category. 10 What is the significance of equilibrium in the context of oxygen transportation in the human body?