CBSE Class 11 Chemistry Worksheet - Equilibrium (1) CBSE,CCE and NCERT students can refer to the attached file. All educational material on the website has been prepared by the best teachers having more than 20 years of teaching experience in various schools. The study material available on our website for all CBSE classes and subjects have been prepared by teachers from all over the country. All study material has been carefully designed keeping into mind the latest CBSE examination trends.
Ch#7 : Equilibrium -01
Full Marks: 20
1. All questions are compulsory.
2. Please give the explanation for the answer where applicable.
Q1 - (a) Write expression showing relationship between Kp and KCfor following reaction
(b)Define conjugate acid and base with an example. (5 Marks)
Q2 -(i)Define the term ‘pH of solution’.
(ii) The hydrogen ion concentration of a solution is 10-4.Calculate the pH of solution. (2 Marks)
Q3 - At equilibrium, the concentrations of N2=0.0032 M, O2= 0.0043 M and NO =0.0026 M in a sealed vessel at 800K. What will be Kc for the reaction? (2 Marks)
Q4 - For the equilibrium, T he value of equilibrium constant,Kc is 4.30 x 10-6 at 1069 K. calculate the Kp for the reaction at this temperature? (3 Marks)
Q5 -Hydrolysis of sucrose gives, Sucrose + water Glucose + Fructose Equilibrium constant, Kc for the reaction is 3x1011 at 300 K. Calculate G at 300 K (2 Marks)
Q6 -State Ostwald’s dilution law. (2 Marks)
Q7 -The pKa of acetic acid and pKb of ammonium hydroxide are 4.82 and 4.72. Calculate the pH of ammonium acetate solution? (2 Marks)
Q8 - Calculate the solubility of AX in pure water. The solubility product of AX is 2.5 x10-20. (2 Marks)
Please refer to the link below for CBSE Class 11 Chemistry Worksheet - Equilibrium (1)
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