Chemical Technology MCQs

By: Prof. Dr. Fazal Rehman | Last updated: May 22, 2025

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1. : Which of the following is the eluant filled in the closed jar?



2. : In terms of which one the relative adsorption of each component of the mixture is expressed?



3. : Which of the following is the size of a thin layer of adsorbent?



4. : A chromaplate or thin layer chromatography plate is made up of which one?



5. : In the spectral range of which one vibrational spectroscopy involves the transitions falling?



6. : The principle on which thin layer chromatography is based on which one?


7. : _____ cannot show a vibrational absorption spectrum.



8. : Which of the following is the correct statement?



9. : The retardation factor is the ratio of which one?



10. : With ninhydrin solution is an example of which one amino acid was detected by spraying the plate?



11. : ______ region of IR spectra appears between 1400–600 cm⁻¹.



12. : ______ molecule has infrared active vibrations.



13. : Presence of a functional group in a compound can be established by using which one?



14. : ______ is the absorption frequency (cm⁻¹) of –C=N functional group.



15. : ______ is not a type of bending molecular vibration.



 

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