Question

What is rancidity? Also define corrosion

Answer 1

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• Rancidity is a condition in which the substance with oil and fats get oxidized when they are exposed to air. A substance is said to be rancid when there is a change in smell, taste, and colour. An example of rancidity is when a chips pack is exposed to atmospheric air which results in a change in taste and odor.

• Corrosion is a natural process, which converts a refined metal to a more chemically stable form, such as its oxide, hydroxide, or sulphide.Corrosion is the deterioration of a metal as a result of chemical reactions between it and the surrounding environment.

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Answer 2

Explanation:

Rancidity

When food containing oils and fats kept open, the oils and fats get oxidised. This makes the food taste bad and smell bad

Corrosion

Oxidation of metals due to atmospheric reagents like oxygen, moisture etc to convert into it's oxide, carbonate, sulphate etc. Is know as corrosion

Eg. Rusting of iron