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Instrumental Analysis Review

The document contains questions related to analytical chemistry techniques like UV spectroscopy, chromatography, and atomic spectroscopy. It includes 10 multiple choice questions testing knowledge of the basic principles and components of various instruments. It also lists short answer and long answer questions about additional topics such as qualitative vs. quantitative analysis, types of instrumental methods, atomic spectroscopy, Beer's and Lambert's laws, light sources, UV/visible spectrophotometer instrumentation, applications of UV spectroscopy, fluorescence principle and applications, advantages and disadvantages of FTIR with applications, GC instrumentation with column types, and two GC detectors.

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194 views2 pages

Instrumental Analysis Review

The document contains questions related to analytical chemistry techniques like UV spectroscopy, chromatography, and atomic spectroscopy. It includes 10 multiple choice questions testing knowledge of the basic principles and components of various instruments. It also lists short answer and long answer questions about additional topics such as qualitative vs. quantitative analysis, types of instrumental methods, atomic spectroscopy, Beer's and Lambert's laws, light sources, UV/visible spectrophotometer instrumentation, applications of UV spectroscopy, fluorescence principle and applications, advantages and disadvantages of FTIR with applications, GC instrumentation with column types, and two GC detectors.

Uploaded by

scherrmantrigillolbmlf4104
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
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Download as DOCX, PDF, TXT or read online on Scribd
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MCQ

1. UV SPECTROSCOPY working on which phenomenon?


a) Absorption b) Elution
c) A and B d) None of this
2. Ultra Violet spectroscopy wavelength is?
a) 200 nm to 300nm b) 200nm to 400nm
c) 400nm to 800 nm d) All of the above
3. Which radiation source has an electrode?
a) Tungsten lamp b) Hydrogen discharge lamp
c) Xenon Discharge Lamp d) Mercury lamp
4. Which type of vapor is stored in Mercury lamp?
a) Mercury vapor b) Hydrogen vapor
c) Xe d) Ozone
5. The device that converts light energy into an electrical signal is
a) Amplifier b) Detector
c) Sample cell d) Slit
6. The principal of IR spectroscopy?
a) Absorption b) Emissions
c) Adsorption d) None of these
7. The temperature in Incandescent lamp to produce IR radiation?
a) 1100 c b) 800 c
c) 300 d) 1400 c
8. Which technique is also known as color writing?
a) NMR b) Mass spectroscopy
c) Chromatography d) All of the above
9. Which compounds are held by the stationary phase?
a) Polar compound b) Nonpolar compound
c) A and B d) None of the above
10. What is the Analyte?
a) Substance for separation b) Substance for impurity
c) A and B d) None of the above
SHORT
1. Difference between qualitative and quantitative analysis.
2. Name different types of instrumental methods.
3. What is atomic spectroscopy?
4. Define Beer’s law and Lambert’s law.
5. Name different types of light sources in UV spectrophotometry.

LONG
1. With a neatly labeled diagram explain UV/Visible spectrophotometer
instrumentation.
2. What are the applications of UV spectroscopy?
3. Explain the principle of fluorescence.
4. What are the applications of fluorescence spectroscopy?
5. (a) What are the advantages and disadvantages of Fourier transform infrared spectroscopy
(FTIR)?
(b) What are its applications?
6. Explain GC instrumentation with a labeled diagram. Add a note on the
different types of GC columns.
7. List and explain any 2 GC detectors.

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