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Vulcanization of rubber is a process of improvement of the rubber elasticity and strength by heating it in the presence of nitrogen.

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Important Questions on Polymers

EASY
Chemistry>Organic Chemistry>Polymers>Natural and Synthetic Rubbers
Which one of the following structures represents the neoprene polymer?
EASY
Chemistry>Organic Chemistry>Polymers>Natural and Synthetic Rubbers
Natural rubber has:
EASY
Chemistry>Organic Chemistry>Polymers>Natural and Synthetic Rubbers
The structure of Neoprene is :
EASY
Chemistry>Organic Chemistry>Polymers>Natural and Synthetic Rubbers
What is vulcanization of rubber?
EASY
Chemistry>Organic Chemistry>Polymers>Natural and Synthetic Rubbers
Which one of the following statements is not correct?
MEDIUM
Chemistry>Organic Chemistry>Polymers>Natural and Synthetic Rubbers
Which statement is correct?
EASY
Chemistry>Organic Chemistry>Polymers>Natural and Synthetic Rubbers
In polymer Buna-S:'S' stands for:
MEDIUM
Chemistry>Organic Chemistry>Polymers>Natural and Synthetic Rubbers
Explain the difference between Buna- N and Buna-S.
EASY
Chemistry>Organic Chemistry>Polymers>Natural and Synthetic Rubbers
Which one of the following structures represents the neoprene rubber?
EASY
Chemistry>Organic Chemistry>Polymers>Natural and Synthetic Rubbers
Which one of the following monomer is used to prepare Neoprene?
HARD
Chemistry>Organic Chemistry>Polymers>Natural and Synthetic Rubbers
What is vulcanisation ? How does it improve the quality of rubber?
EASY
Chemistry>Organic Chemistry>Polymers>Natural and Synthetic Rubbers
Neoprene is a
HARD
Chemistry>Organic Chemistry>Polymers>Natural and Synthetic Rubbers
How does the presence of double bonds in rubber molecules influence their structure and reactivity?
HARD
Chemistry>Organic Chemistry>Polymers>Natural and Synthetic Rubbers
On complete hydrogenation, natural rubber produces
MEDIUM
Chemistry>Organic Chemistry>Polymers>Natural and Synthetic Rubbers
Write the chemical equation for the preparation of Buna-N.
MEDIUM
Chemistry>Organic Chemistry>Polymers>Natural and Synthetic Rubbers
Which is the repeating unit in neoprene?
MEDIUM
Chemistry>Organic Chemistry>Polymers>Natural and Synthetic Rubbers
What are the monomers of Buna-S rubber?
EASY
Chemistry>Organic Chemistry>Polymers>Natural and Synthetic Rubbers
Natural rubber has unit in its structure.
MEDIUM
Chemistry>Organic Chemistry>Polymers>Natural and Synthetic Rubbers
Which of the following monomers is used in manufacture of Neoprene rubber?
EASY
Chemistry>Organic Chemistry>Polymers>Natural and Synthetic Rubbers
Cis-1,4-polyisoprene is called