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The oldest synthetic plastic is :
  • a)
    Polyester
  • b)
    Bakelite
  • c)
    Melamine
  • d)
    Polythene
Correct answer is option 'B'. Can you explain this answer?
Verified Answer
The oldest synthetic plastic is :a)Polyesterb)Bakelitec)Melamined)Poly...
Synthetic plastic may be thermoplastic or thermosetting. Bakelite is the oldest synthetic plastic which is poor conductor of heat and electricity. It is used to make electrical switches.
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The oldest synthetic plastic is :a)Polyesterb)Bakelitec)Melamined)Poly...
The oldest synthetic plastic is Bakelite.

Bakelite was the first synthetic plastic invented by Belgian-born American chemist Leo Hendrik Baekeland in 1907. It is considered a milestone in the development of plastics as it was the first completely synthetic plastic material.

What is Bakelite?

Bakelite is a type of plastic that is made from a combination of phenol and formaldehyde. It is formed through a process called polymerization, where the molecules of phenol and formaldehyde combine and form a hard, infusible, and insoluble material.

The Invention of Bakelite

In the early 20th century, there was a growing need for a material that could be used as an electrical insulator. Many existing materials were not suitable due to their poor insulating properties or high cost. Leo Baekeland, a chemist searching for a more practical alternative, experimented with different combinations of chemicals and eventually discovered a way to create a synthetic plastic with excellent insulation properties.

Properties and Uses of Bakelite

- Bakelite is a thermosetting plastic, which means it cannot be melted or reshaped once it is formed. This property makes it highly durable and resistant to heat and chemicals.
- It has high electrical insulating properties, making it ideal for use in electrical switches, sockets, and other electrical components.
- Bakelite is also known for its excellent resistance to water, acids, and alkalis, making it suitable for use in various industrial applications.
- It is a hard and rigid material, making it suitable for manufacturing products such as telephones, radios, jewelry, and kitchenware.

Importance of Bakelite

The invention of Bakelite marked a significant milestone in the history of plastics. It paved the way for the development of various synthetic plastic materials that are widely used today. Bakelite revolutionized industries such as electrical, automotive, and consumer goods by providing a cost-effective, durable, and versatile material.

In conclusion, Bakelite is the oldest synthetic plastic and was invented by Leo Baekeland in 1907. Its properties and applications have made it an essential material in various industries, and its invention has had a profound impact on the development of plastics.
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The oldest synthetic plastic is :a)Polyesterb)Bakelitec)Melamined)Poly...
In 1907 leo beakeland and invented Bakelite the first fully synthetic plastic meaning it contains no molecules found in nature .... marked as the meterial of thousands uses Bakelite could be shaped or molded into almost any thinslg providing endless possibilities
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The oldest synthetic plastic is :a)Polyesterb)Bakelitec)Melamined)PolytheneCorrect answer is option 'B'. Can you explain this answer?
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