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What is rancidity and what are its types?
Rancidity is the development of unpleasant flavors and odors in fats and oils as a result of chemical changes. There are two main types of rancidity: oxidative rancidity, which occurs when fats and oils react with oxygen, and hydrolytic rancidity, which occurs when fats and oils react with water.
What can bases react with?
Bases can react with acids to form salts and water. They can also react with certain metals to produce hydrogen gas. Additionally, some bases can react with fats and oils in a process known as saponification.
What substance is made when alkalis react with oils and fats?
Soap
What is the relationship between fats and soaps?
Fats and soaps are chemically related through the process of saponification. Fats, which are triglycerides composed of glycerol and fatty acids, react with an alkali (such as sodium hydroxide) during this process to produce soap and glycerin. The soap molecules have hydrophilic (water-attracting) and hydrophobic (water-repelling) properties, allowing them to emulsify oils and fats, facilitating their removal from surfaces. Thus, soaps are essentially the result of the chemical transformation of fats.
What does not have the affinity for water?
Non-polar molecules like oils and fats do not have an affinity for water because they are hydrophobic, meaning they do not interact well with water molecules. This is due to their lack of electric charge and inability to form hydrogen bonds with water.
Are unsaturated fats better than saturated fats?
Saturated fats are more stable than unsaturated fats. This is because the C=C double bond in unsaturated fats can react with oxygen in auto-oxidation, hydrogen in auto-hydrogenation and light in photo-oxidation.
How does an emulsifier allow margarine to be produced?
The fats in margarine are plant fats that are mixed with water. Since water and fats do not mix well, an emulsifier is added to turn the fats into tiny droplets. These droplets are then suspended in water.
How does a californium react with water?
Californium don't react with water.
How does curium react with water?
Curium doesn't react with water.
How DDT react with water?
DDT doesn't react with water.
How does protactinium react with water?
Protactinium react with water vapors.
Will aluminium react with water?
Aluminum will not react with water at normal temperatures. Increase the temperature greatly, and just about any two things will react, though.
