Multiple choice

--------------------is used in the production of terephthalic acid ?

  1. p-Xylene

  2. Dimethyl ether

  3. Dimethylformamide

  4. Dimethyldiethoxysilane

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A Correct answer
Explanation

p-Xylene is an aromatic hydrocarbon, based on benzene with two methyl substituents. It is an isomer of xylene. p-Xylene is used on a large scale for the manufacture of terephthalic acid. Its polymer is known as Parylene.