Across
- 1. Carbon dioxide is IR in active due to its -------------- structure
- 3. Infrared radiation deals with the ----------------------- of the bond
- 6. the deterioration process of a nutrient found using UV visible spectroscopy is
- 7. Phenolphthalein reacts with ------------------- that produces a compound which absorbs light in the ultraviolet region
- 9. In infrared spectroscopy the peaks for aldehyde and ketone come in the same region ( carbonyl bond), so presence of each can be identified by -------------- test
- 12. A proton is highly shielded, since it is attached to --------------------- atom
- 13. The ability to reproduce the same result or value obtained in an analysis is called as
- 16. -------------------- is one of the forms of vibration shows maximum change in dipole moment and so is considered in Infrared spectroscopy
- 17. Electro magnetic radiation used in NMR spectroscopy is -------------------.
- 18. Presence of ------------------- in sample can lead to unwanted OH peaks in the IR spectrum
- 20. the analysis that is used to find out how much of a particular component is present
- 24. FTIR instrumention differs from IR, due to the presence of ------------------
- 27. Beer Lambert law will not be obeyed by a ------------ solution
- 28. Molar absorptivity coefficient is the absorption of solution of unit concentration having unit --------------------
- 30. TMS used as standard in NMR contains ------------------ in the centre of the struicture
Down
- 2. Component that produces light of single wavelength
- 4. A proton which is single type and more in number which have a ------------- peak
- 5. Esterification reaction can be analysed using ----------------
- 8. The process carried out by heating in the presence of oxygen with any acid (mineral) at low temperature is
- 10. Substance A shows fluorescence, then it is a
- 11. In contrast to the neutralisation reaction seen in acid base titration the pH meter works on the principle of ------------ of the solution
- 14. Presence of both fluorophore and chromophore in a substance creates ------------------------ to fluorescence
- 15. Nucleus with ---------------- atomic number has a nuclear spin
- 19. Infrared spectroscopy involves plot of ------------------------ with transmittance
- 21. Sample A shows a transition of electrons under UV visible spectroscopy from π to πstar. This means the sample is
- 22. In any kind of protein analysis we find out the ----------------- present in the food sample as the amino acids contain most of this
- 23. A mango colored biscuit sample will show absorbance in the ---------- region
- 25. Potassium bromide and Nujol used in sample preparation in infrared spectroscopy are IR -----------
- 26. Fluorescence spectroscopy can be used to determine an amino acid which is a pre cursor of Niacin, the amino acid is
- 29. Food ------ is the discipline dealing with the development, application and study of analytical procedures for characterizing the properties of foods and their constituents