BSc Sem I 2023 2024 Dec 2024 & CHEMISTRY I Question Paper - Mumbai University | munotes

Questions asked in this paper

1. Q1 A) Multiple Choice Questions.(Any 9) (9M)
2. Q1 Internal energy is function
   • a) State b) Path c) Both d) Neutral
3. Q2 is an intensive property
4. Q3 Kirchhoff’s equation gives the variation between and of a reaction
   • a) Enthalpy and Temperature b) Pressure and Temperature c) Volume and Pressure d) Entropy and
5. Q4 The ideal gas equation is given by
6. Q5 The horizontal rows of long periodic table are
7. Q6 The shape of s orbital
8. Q7 The fine spectra of hydrogen is explain by theory
9. Q8 The circular path around a nucleus in which electron revolve is called as
10. Q9 Propane carbon
11. Q10 Sigma bond than pi bond i1) Whenever carbon is unsaturated having a triple bond, hybridized Ammonia has shape
    • B. Match the following. (3M)
12. Q2 3s orbital b)
13. Q3 Methoxyethane c) 2 nodes
    • C. True or False (3M)
14. Q1 The acidity of NaOH is 2 marks
15. Q2 In periodic table across the period from left to right atomic size increases
16. Q3 Monochloro acetic acid is stronger than acetic acid VCD/ FYBSC SEMI SUBJECT - CHEMISTRY I 2% 75 marks
17. Q2 Attempt ANY FOUR of the following questions. (20M)
18. Q1 Derive the equation
19. Q2 State the mathematical expression for First law of thermodynamics
20. Q3 Define following terms with suitable examples
21. Q4 What is meant by enthalpy of combustion and give its applications
22. Q5 State and explain the term heat capacity
23. Q6 Define Molarity. A solution containing 12.6 g of oxalic acid per 500 cm? has density ‘
24. Q3 Attempt ANY FOUR of the following questions. (20M)
25. Q1 Describe the Rutherford’s atomic model. What are the drawbacks of Rutherford’s atomic model?
26. Q2 Define 1) Aufbau principle 2) Pauli’s exclusion principle
27. Q3 Discuss electronegativity of elements determined by Pauling’s method
28. Q4 Discuss the postulate of Bohr’s atomic theory and its limitation
29. Q5 Give the classification of elements on the basis of periodic table
30. Q6 Calculate etfective nuclear charge felt by 4s electron of potassium
31. Q4 Attempt ANY FOUR of the following questions. (20M)
32. Q1 Explain the Sp’ hybridization of carbon. Explain formation of methane molecule
33. Q2 Distinguish between Sigma and Pi bonds
34. Q3 What is resonance. What are the requirements for a molecule to exhibit resonance
35. Q4 Explain the influence of hybridization on the bond properties taking example of Ethane, Ethene and
36. Q5 Give the example of following reactions
37. Q6 Write the structural formula for each of the following compounds
    • e) sodium ethanoate

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