325182
Assertion : For making rubber synthetically, isoprene molecules are polymerised. Reason : Neoprene (a polymer of chloroprene) is a synthetic rubber.
1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Assertion is incorrect but reason is correct.
Explanation:
Conceptual Questions
CHXII15:POLYMERS
325183
Ebonite is
1 Highly vulcanised rubber
2 Synthetic rubber
3 Natural rubber
4 Polypropene
Explanation:
Ebonite is a hard and highly (20-30%) vulcanised rubber.
CHXII15:POLYMERS
325184
The monomers of Buna-S rubber are
1 styrene and butadiene
2 isoprene and butadiene
3 vinyl chloride and sulphur
4 butadiene
Explanation:
Buna - S is also known as styrene Butadiene Rubber (SBR).
CHXII15:POLYMERS
325185
Buna-S is obtained by the copolymerisation of butadiene and
1 Chloroprene
2 Styrene
3 Acrylonitrile
4 Adipic acid
Explanation:
Buna-S is obtained by the copolymerisation of butadiene and styrene in the presence of sodium \((\mathrm{Na})\) as catalyst.
325182
Assertion : For making rubber synthetically, isoprene molecules are polymerised. Reason : Neoprene (a polymer of chloroprene) is a synthetic rubber.
1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Assertion is incorrect but reason is correct.
Explanation:
Conceptual Questions
CHXII15:POLYMERS
325183
Ebonite is
1 Highly vulcanised rubber
2 Synthetic rubber
3 Natural rubber
4 Polypropene
Explanation:
Ebonite is a hard and highly (20-30%) vulcanised rubber.
CHXII15:POLYMERS
325184
The monomers of Buna-S rubber are
1 styrene and butadiene
2 isoprene and butadiene
3 vinyl chloride and sulphur
4 butadiene
Explanation:
Buna - S is also known as styrene Butadiene Rubber (SBR).
CHXII15:POLYMERS
325185
Buna-S is obtained by the copolymerisation of butadiene and
1 Chloroprene
2 Styrene
3 Acrylonitrile
4 Adipic acid
Explanation:
Buna-S is obtained by the copolymerisation of butadiene and styrene in the presence of sodium \((\mathrm{Na})\) as catalyst.
325182
Assertion : For making rubber synthetically, isoprene molecules are polymerised. Reason : Neoprene (a polymer of chloroprene) is a synthetic rubber.
1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Assertion is incorrect but reason is correct.
Explanation:
Conceptual Questions
CHXII15:POLYMERS
325183
Ebonite is
1 Highly vulcanised rubber
2 Synthetic rubber
3 Natural rubber
4 Polypropene
Explanation:
Ebonite is a hard and highly (20-30%) vulcanised rubber.
CHXII15:POLYMERS
325184
The monomers of Buna-S rubber are
1 styrene and butadiene
2 isoprene and butadiene
3 vinyl chloride and sulphur
4 butadiene
Explanation:
Buna - S is also known as styrene Butadiene Rubber (SBR).
CHXII15:POLYMERS
325185
Buna-S is obtained by the copolymerisation of butadiene and
1 Chloroprene
2 Styrene
3 Acrylonitrile
4 Adipic acid
Explanation:
Buna-S is obtained by the copolymerisation of butadiene and styrene in the presence of sodium \((\mathrm{Na})\) as catalyst.
325182
Assertion : For making rubber synthetically, isoprene molecules are polymerised. Reason : Neoprene (a polymer of chloroprene) is a synthetic rubber.
1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Assertion is incorrect but reason is correct.
Explanation:
Conceptual Questions
CHXII15:POLYMERS
325183
Ebonite is
1 Highly vulcanised rubber
2 Synthetic rubber
3 Natural rubber
4 Polypropene
Explanation:
Ebonite is a hard and highly (20-30%) vulcanised rubber.
CHXII15:POLYMERS
325184
The monomers of Buna-S rubber are
1 styrene and butadiene
2 isoprene and butadiene
3 vinyl chloride and sulphur
4 butadiene
Explanation:
Buna - S is also known as styrene Butadiene Rubber (SBR).
CHXII15:POLYMERS
325185
Buna-S is obtained by the copolymerisation of butadiene and
1 Chloroprene
2 Styrene
3 Acrylonitrile
4 Adipic acid
Explanation:
Buna-S is obtained by the copolymerisation of butadiene and styrene in the presence of sodium \((\mathrm{Na})\) as catalyst.