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| Analysis VII Semester Que bank |
10 marks Questions
1. DEScribe and derive the equation for Beer‘s – Lambert’s law. Add a note on deviations andlimitations of beers law.
OR
Write a note on theory and applications of IR spectrophotometry. Explain different sampling techniques employed in IR spectroscopy.
2. Describe in brief the principle, instrumentation and applications of gas chromatography.
3.Explain the principle, instrumentation and applications of UV-Visible spectroscopy.
OR
What are the different vibrational modes of polyatomic molecules upon IR absorption? Write in brief on the various detectors used in IR Spectroscopy.
4. Describe the principle, instrumentation and applications of HPLC
5.what Are the essential components of a UV-Visible Spectrophotometer? Draw a diagrammatic sketch and explain the functions and working of each unit.
OR
Explain the theory involved in IR spectroscopy with brief outline of IR spectroscopy instrumentation.
6. Explain the instrumentation of HPLC with neat diagram with more emphasis on pumps and detectors used.
7.Explain in brief about monochromators and any two detectors used in UV spectroscopy.
OR
Explain the principle, instrumentation, sampling techniques and applications of IR spectroscopy.
8.Describe Gas Chromatograph with a neat labelled diagram. Explain the type of GC columns,carrier gases and detectors used.
9.Draw and explain with a neat label diagram of double beam UV spectrophotometer. Explainvarious spectrophometric titrations with suitable graphs.
OR
Explain the construction and working of flame emission spectrometry with neat labeled diagram and discuss the various types of interferences occurred in atomic spectroscopy.
10. Describe in brief instrumentation of gas chromatography with neat labeled block diagram.
11.State and derive the equation for Beer – Lambert’s law. Give the reasons for deviation from law.
OR
Discuss the principle, theory of IR spectroscopy and give its applications.
12. Write elaborately the principle, instrumentation and applications of Gas chromatography.
13.Discuss in detail about the concept of EMR, energies in organic molecule and electronic transitions in UV-Visible spectroscopy.
OR
Draw a neat labelled instrumentation layout of IR spectrophotometer and explain the samplehandling techniques in IR.
14. Draw a neat schematic diagram of GC. Explain about columns and detectors used in GC..
15. Draw a neat labelled diagram of double beam UV-Visible spectrophotometer and explain theworking principle of monochromators and any two detectors.
OR
Describes the principle, working and instrumentation of AAS.
16. Draw a neat schematic diagram of HPLC. Explain about pumps and detectors used in HPLC.
17.Define & derive Beer and Lambert’s law. Add a note on its deviations and limitations.
OR
Explain briefly the instrumentation of IR spectroscopy.
18. Enlist the Detectors and sample injection techniques used in Gas Chromatography & explain indetail each of two.
19.Explain the working of double beam UV-Visible spectrophotometer with the help of neat labelleddiagram.
OR
Discuss the different sources of radiations & detectors used in IR spectroscopy.
20. Discuss the different pumps & detectors used in HPLC.
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7th sem