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Chemistry, Biology
University
CHEMISTRY OF NATURAL PRODUCTS ASSIGNMENT 1
10 questions
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- 1. Multiple Choice
what is the principle of paper chromatograpy?
Partition
Adsorption
A and B
None of the above
- 2. Multiple Choice
Glycosides are condensation products of
Glycone + Aglycone
Sugar + Protein
Protein + Aglycone
Fats + AglyconE
- 3. Multiple Choice
Stas-otta process is used for extraction of
Alkaloids
Gylcosides
Terpenoids
Resins
- 4. Multiple Choice
General Linkage between sugar and non- sugar is usually an
alpha linkage
beta linkage
oxygen linkage
none of the above
- 5. Poll
Non sugar part of glycoside is known as aglycone
True
False
- 6. Multiple Choice
The sugar attached to a sulfur atom of aglycone is called as
O Glycosides
S Glycosides
C Glycosides
- 7. Fill in the Blank
Cardeneloides contains
- 8. Multiple Choice
Planar chromatography is sudivided into
TLC
Paper Chromatography
both
none
- 9. Multiple Choice
MS stands for
Mass Spectroscopy
Molecular Spectroscopy
both
none
- 10. Multiple Choice
Maceration is suitable for extraction of
molecular compounds
Thermoliable compounds
Thermo compounds
Thermostile compounds
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