BSc Sem IV 2014 2015 2015 Chem I Add Question Paper - Mumbai University | munotes

Questions asked in this paper

1. Q1 Attempt any four: 20 marks
   • A) What is number of components? Explain it with suitable examples
   • B) What are ideal and non-ideal solutions? What are the conditions for the solution to be
   • C) Discuss the variation of mutual solubility for Water + Phenol system
   • D) The vapour pressure of pure benzene and toluene at 320 K is 3.2 X and
   • 1.02 X respectively. Calculate the vapour pressure of solution containing one mole of benzene and 2.5 mole of toluene if solution obeys Raoults law
   • E) State the Gibb’s phase rule and explain meaning of terms involved
   • F) Explain principle and instrumentation of steam distillation
   • G) State and explain Nernst distribution law and give its limitations
   • H) Explain positive and negative deviation from Raoult’s law
2. Q2 Attempt any four: 20 marks
   • A) a) State Nernst equation & explain the terms involved in it
   • b) What is salt-bridge? Give its two functions: Write down the total cell reaction for the following cells
   • a) Age | Fee
   • c) Cur
   • C) Explain the classification of electrodes with example
   • D) Describe the construction & working of Daniel cell with a suitable example
   • E) Explain equation for acidic buffer solution
   • F) a) Derive the relationship between pH & pOH
   • b) What is buffer solution? Give its types
   • G) Define the following terms
   • H) Calculate and Ecet of the following cell

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