Food Chemistry THEORY

Paper Code: 
FSQ-102
Credits: 
3
Contact Hours: 
45.00
Max. Marks: 
100.00
Objective: 
This course will enable the students:
To Know the major and minor components of Foods
Composites and properties of foods
 
9.00
Unit I: 
UNIT I
Introduction to Food Chemistry water and ice 
Moisture in Foods
Hydrogen Bonding
Bound Water
Water activity and Food Stability
Emulsions: Formation, stability, surfactants and emulsifiers.
Foams: Structure, formation and stabilization
 
9.00
Unit II: 
UNIT II
Carbohydrates
Classification
Hydrolytic reactions, solubility and crystallization, hygroscopity, colligative properties, textural contribution, non enzymatic browning
Functions mono, oligo and polysaccharides in foods
Other sweetening agents
Changes on cooking and processing
 
9.00
Unit III: 
UNIT III
Lipid
Nomenclature classification
Physical aspects
Chemical aspects
Emulsion and emulsifiers
Chemistry on Fat and oil Processing
Role of foods lipids in flavor
9.00
Unit IV: 
UNIT IV
Proteins
Amino Acids, Peptides and Proteins
Physio-chemical Properties
Denaturation
Modification of food proteins through processing and storage
 
    Enzymes
Nomenclature
Definite specificity
Catalysis regulation Kinetics
Factors influencing enzyme activity
Controlling enzyme action
Enzyme added to food during processing
Enzyme inhibitors in food
9.00
Unit V: 
UNIT-V
 Vitamin and Mineral 
Structure function
General courses for loss in foods
Fortification, enrichment, restoration
 
Pigment in foods
Structures
Chemical and physical properties
Effect of processing and storage
 
Flavours
Vegetable, fruit and spice flavors from ferments and sea foods
Essential Readings: 
1. Food chemistry ed. Or feneema 2 ed.
2. Food chemistry lillan Hoagland Meger
3. Food Chemistry He mann
4. Meyer. L.H. Food Chemistry, CBS Publishers and Distribution, Delhi, 1987.
5. Swaminathan M. Food Science Chemistry and Experimental foods, The Bangalore Printing and Publishing Co. Ltd., Mysore, Banaglore 1990.
Academic Year: