Question

Which one of the following is used in the preparation of plexiglass ?

1. Methyl methacrylate
2. Methanol
3. Acetic acid
4. Ethyl alcohol

Answer 1

Correct Answer - Option 1 : Methyl methacrylate

The correct answer is Methyl methacrylate.

• Methyl methacrylate is used in the preparation of plexiglass.

• Plexiglass is a transparent thermoplastic used in sheet form as a lightweight or shatter-resistant glass. 
  • It is also known as Crylux, Acrylite, Astariglas, and Lucite by trade names.
  • It is made of methyl methacrylate.
  • Methyl Methacrylate is a methyl ester of methacrylic acid.
  • Its formula is C₅H₈O₂.

• Methanol is that is used to create fuel, solvents, and antifreeze agents.
  • Its chemical formula is CH₃OH.
• Acetic acid is used as a flavoring agent and food preservative.
  • Its chemical formula is CH₃COOH.
• Ethyl alcohol is used as a solvent to synthesize other organic chemicals, additive to automotive gasoline, and alcoholic beverages such as beer, wine, and distilled spirits.
  • ​It is also known as ethanol.
  • Its chemical formula is C₂H₅OH.