Question : Terylene is a condensation polymer of ethylene glycol in which acid?
Option 1: Benzoic acid
Option 2: Salicylic acid
Option 3: Phthalic acid
Option 4: Terephthalic acid
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Correct Answer: Terephthalic acid
Solution : The correct answer is Terephthalic acid.
Ethylene glycol and terephthalic acid are combined in a condensation reaction to create terylene, often known as polyester. Water molecules are eliminated during this reaction as the two monomers join together to form a polymer chain.
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Question : The polymer obtained by the condensation of hexamethylene diamine and adipic acid is:
Option 1: Nylon 66
Option 2: Terylene
Option 3: Nylon
Option 4: Bakelite
Question : Glycol is used to manufacture which of the following?
Option 1: Nylon
Option 2: Artificial silk
Option 3: Terylene
Option 4: Rubber
Question : Nylon threads are made of
Option 1: Polyester polymer
Option 2: Polyamide polymer
Option 3: Polyvinyl polymer
Option 4: Polysaccharide
Question : Pectin, which is responsible for the firmness and softness of fruits is mainly composed of which acid unit?
Option 1: Aspartic acid
Option 2: D-Galacturonic acid
Option 3: Lactic acid
Option 4: Glutamic acid
Question : Which is known as carbolic acid?
Option 1: Phenol
Option 2: Ethanol
Option 3: Acetic acid
Option 4: Oxalic acid
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