BSc Chemistry SEM I 2017 18 2017-18 Chemistry II Question Paper - Mumbai University | munotes

Questions asked in this paper

• 1. Attempt all questions

1. Q2 All questions carry equal marks
2. Q4 Use of log tables and non-programmable calculator is allowed
3. Q5 For Q 3 and Q 4 attempt A and B OR C and D
4. Q1 Do as directed: (Any fifteen) 15 marks
5. Q1 Chirality
6. Q2 Racemic Mixture
7. Q5 Transmittance
8. Q6 Partition coefficient Fill in the Blanks:
9. Q7 n-butane and 2-methyl-propane are isomers of each other OH is the projection formula of tartaric acid
10. Q9 The in chemical reaction is when the number of moles of acid becomes equal to the number of moles of the base
11. Q10 is the ability of a solute molecule to dissolve in a solvent
12. Q11 is used as stationary phase in paper chromatography
13. Q12 detector is used in colorimeter State True or False: 13, Configuration is the relative position of the atoms in a molecule that can be changed exclusively by cleaving and forming new chemical bonds
14. Q14 Epimers are mirror images of one another F691584A4BE2D03B98D5 1 BFBE1437CE9
    • Q. P. Code: 20659
15. Q15 In gravimetric analysis, a cation is used to form a soluble compound with anion to be determined
16. Q16 Precipitation implies coming out of solution
17. Q17 Tungsten bulb is a source of visible light
18. Q18 Unit of absorbance is M/L Name the following:
19. Q19 A type of titration based on a reduction-oxidation reaction between the analyte
20. Q20 Type of chromatography in which mobile phase is more nonpolar than
21. Q2 A_ What are Constitutional isomers? Explain the different types of constitutional isomers with suitable examples 8 marks
22. Q2 B _ Differentiate between Threo- and Erythro Compounds with examples. What are the different types of projection formulae? Explain with examples. 08 What are meso- compounds? State their properties. 07 What are Primary Standards? Explain their characteristics and give examples. 08 What is precipitation? What kind of analysis is it used for and how? 07 is Gravimetric analysis? State its applications. 08 7 marks
23. Q3 D Explain the choice and suitability of indicators used in titrimetry. 7 marks
24. Q4 A State and derive mathematical expression of Beer- Lambert’s law. What is distribution ratio? How it is used to separate molecules in solvent 07 principle of thin layer chromatography and give any two applications. 08 Distillation is a separation technique based on volatile nature of molecules- 07 F691584A4BE2D03B98D5 1 BFBE1437CE9 8 marks
    • Q. P. Code: 20659
25. Q5 Write a short note on: (any three) 15 marks
    • c. Titration Errors
    • e. Filters in colorimeter F691584A4BE2D03B98D5 1 BFBE1437CE9

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