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(a) Explain the term "rancidity". What d...

(a) Explain the term "rancidity". What damage is caused by rancidity ?
(b) What type of chemical reaction is responsible for causing rancidity ?
(c ) State and explain the various methods for preventing or retarding rancidity of food.

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The correct Answer is:
(b) Oxidation
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LAKHMIR SINGH & MANJIT KAUR-CHEMICAL REACTIONS AND EQUATIONS -Exercise
  1. What happens when a zinc strip is dipped into a copper sulphate soluti...

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  2. (a) Explain the term "corrosion" with an example. Wriite a chemical eq...

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  3. (a) Explain the term "rancidity". What damage is caused by rancidity ?...

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  4. (a) What happens when an aqueous solutin of sodium sulphate reacts wit...

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  5. The removal of oxygen from a substance is called :

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  6. In the context of redox reactions, the removal of hydrogen from a subs...

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  7. The chemical reaction involved in the corrosion of iron metal is that ...

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  8. Which term is used to indicate the development of unpleasant smell and...

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  9. In order to prevent the spoilage of potato chips, they are packed in p...

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  10. A white precipitate can be obtained by adding dilute sulphuric acid to...

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  11. A white precipitate will be formed if we add common salt solution to :

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  12. Consider the following equation of the chemical reaction of a metal M ...

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  13. The process of respiration is:

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  14. Which of the following can be decompose by the action of light?

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  15. Consider the reaction: KBr(aq)+AgNO(3)(aq)toKNO(3)(aq)+AgBr(s) Th...

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  16. You are given the following chemical equation : Mg(s) + CuO(s) to Mg...

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  17. When a green iron salt is heated strongly , its colour finally changes...

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  18. A colourless lead salt, when heated , produces a yellow residue and br...

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  19. When hydrogen burns is oxygen, water is formed and when water is ele...

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  20. A strip of metal X is dipped in the blue coloured salt solution YSO(4...

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