Natural rubber is a polymer of?

Natural rubber is a polymer of?
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1 Answer

Answer :

Isoprene
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Related questions

Natural rubber is a polymer of:

Description : Natural rubber is a polymer of:

Last Answer : Natural rubber is a polymer of: A. trans-isoprene B. cis-isoprene C. co-cis and trans-isoprene D. none of these

Synthetic polymer which resembler natural rubber is:

Description : Synthetic polymer which resembler natural rubber is:

Last Answer : Synthetic polymer which resembler natural rubber is: A. neoprene B. chloroprene C. glyptal D. nylon

Natural rubber is a polymer derived from? (1) ethylene (2) propylene (3) isoprene (4) butadiene

Description : Natural rubber is a polymer derived from? (1) ethylene (2) propylene (3) isoprene (4) butadiene

Last Answer : (3) isoprene Explanation: Natural rubber is an addition polymer that is obtained as a milky white fluid known as latex from a tropical rubber tree.

Natural rubber is a polymer of – (1) Vinyl acetate (2) Propene (3) Isoprene (4) Styrene

Description : Natural rubber is a polymer of – (1) Vinyl acetate (2) Propene (3) Isoprene (4) Styrene

Last Answer : (3) Isoprene Explanation: Natural rubber consists of suitable polymers of the organic compound isoprene, with minor impurities of other organic compounds plus water. Isoprene is produced and emitted by ... trees into the atmosphere (major producers are oaks, poplars, eucalyptus, and some legumes).

Natural rubber is the polymer of : (1) Isoprene (2) Styrene (3) Butadiene (4) Ethylene

Description : Natural rubber is the polymer of : (1) Isoprene (2) Styrene (3) Butadiene (4) Ethylene

Last Answer : (1) Isoprene Explanation: Isoprene was first isolated by thermal decomposition of natural rubber. About 95% of isoprene production is used to produce cis-1,4- polyisoprene—a synthetic version of natural rubber.

Natural rubber is a polymer derived from - (1) ethylene (2) propylene (3) isoprene (4) butadiene

Description : Natural rubber is a polymer derived from - (1) ethylene (2) propylene (3) isoprene (4) butadiene

Last Answer : (3) isoprene Explanation: Natural rubber is an addition polymer that is obtained as a milky white fluid known as latex from a tropical rubber tree.

Pick out the wrong statement. (A) Polymers made of only one monomer is called homopolymer (B) Polymers made of more than one monomer is called copolymer or mixed polymer (C) Vulcanised rubber is more elastic than natural rubber

Description : Pick out the wrong statement. (A) Polymers made of only one monomer is called homopolymer (B) Polymers made of more than one monomer is called copolymer or mixed polymer (C) Vulcanised rubber is more elastic than natural rubber

Last Answer : (A) Polymers made of only one monomer is called homopolyme

Pick out the wrong statement. (A) Polystyrene is a thermoplastic polymer (B) Protein is a natural polymer (C) Neoprene is a natural rubber (D) Polythene is a copolymer, while SBR is a homopolymer

Description : Pick out the wrong statement. (A) Polystyrene is a thermoplastic polymer (B) Protein is a natural polymer (C) Neoprene is a natural rubber (D) Polythene is a copolymer, while SBR is a homopolymer

Last Answer : (C) Neoprene is a natural rubber

Styrene butadiene rubber (SBR) is (A) A natural rubber (B) Another name of silicone rubber (C) A synthetic polymer (D) A synthetic monome

Description : Styrene butadiene rubber (SBR) is (A) A natural rubber (B) Another name of silicone rubber (C) A synthetic polymer (D) A synthetic monome

Last Answer : (C) A synthetic polymer

Which of the following statements is not true? (a) Natural rubber is a hydrocarbon. (b) Natural rubber is made of isoprene units (c) Natural rubber is a polymer of 1,3-Butadiene (d) Natural rubber can be vulcanized.

Description : Which of the following statements is not true? (a) Natural rubber is a hydrocarbon. (b) Natural rubber is made of isoprene units (c) Natural rubber is a polymer of 1,3-Butadiene (d) Natural rubber can be vulcanized.

Last Answer : Natural rubber is a polymer of 1,3-Butadiene

Natural rubber is a polymer of (a) Propene (b) Isoprene (c) Formaldehyde(d) Phenol

Description : Natural rubber is a polymer of (a) Propene (b) Isoprene (c) Formaldehyde (d) Phenol

Last Answer : Isoprene

Styrene butadiene rubber (SBR) is (A) A natural rubber (B) A synthetic polymer (C) A synthetic monomer (D) Another name of silicone rubber

Description : Styrene butadiene rubber (SBR) is (A) A natural rubber (B) A synthetic polymer (C) A synthetic monomer (D) Another name of silicone rubber

Last Answer : (B) A synthetic polymer

Natural rubber is a polymer of

Description : Natural rubber is a polymer of

Last Answer : Isoprene

Natural rubber is the polymer of : (1) Isoprene (2) Styrene (3) Butadiene (4) Ethylene

Description : Natural rubber is the polymer of : (1) Isoprene (2) Styrene (3) Butadiene (4) Ethylene

Last Answer : Isoprene

Tubeless tyres are made of __________ rubber, which is a co-polymer of isoprene & isobutylene. (A) Nitrile (B) Silicone (C) Neoprene (D) Buty

Description : Tubeless tyres are made of __________ rubber, which is a co-polymer of isoprene & isobutylene. (A) Nitrile (B) Silicone (C) Neoprene (D) Buty

Last Answer : (D) Buty

The rate controlling step in the manufacture of silicone rubber is the (A) Polymer termination step (B) Condensation of siloxane to silicone (C) Initial hydrolysis of silicone monomer (D) None of these

Description : The rate controlling step in the manufacture of silicone rubber is the (A) Polymer termination step (B) Condensation of siloxane to silicone (C) Initial hydrolysis of silicone monomer (D) None of these

Last Answer : (C) Initial hydrolysis of silicone monomer

Vulcanization is the process of cross-linking polymer chains in rubber using (a) Sulfur. (b) Formaldehye. (c) Benzoyl peroxide. (d) Ethylene glycol.

Description : Vulcanization is the process of cross-linking polymer chains in rubber using (a) Sulfur. (b) Formaldehye. (c) Benzoyl peroxide. (d) Ethylene glycol.

Last Answer : Sulfur.

polymer is termed as an 'elastomer', if its percentage elongation is more than 100%. An elastomer is termed as 'rubber' if its percentage elongation is more than __________ percent. (A) 150 (B) 200 (C) 300 (D) 400

Description : polymer is termed as an 'elastomer', if its percentage elongation is more than 100%. An elastomer is termed as 'rubber' if its percentage elongation is more than __________ percent. (A) 150 (B) 200 (C) 300 (D) 400

Last Answer : Option B

Which of the following is not a polymer? w) rayon x) Teflon y) rubber z) penicillin

Description : Which of the following is not a polymer? w) rayon x) Teflon y) rubber z) penicillin

Last Answer : ANSWER: Z -- PENICILLIN

An example of a natural polymer formed by many units of monosaccharides is

Description : An example of a natural polymer formed by many units of monosaccharides is

Last Answer : starch.

The major natural polymer present in paper is

Description : The major natural polymer present in paper is

Last Answer : Cellulose.

What is a natural polymer ?

Last Answer : Polymers that are found in nature are called natural polymers

Which of the following is a natural polymer?

Description : Which of the following is a natural polymer?

Last Answer : Which of the following is a natural polymer? A. Bakelite B. Cellulose C. PVC D. Nylon

Which of the following is a natural polymer? (1) Bakelite (2) Nylon (3) Polythene (4) Starch

Description : Which of the following is a natural polymer? (1) Bakelite (2) Nylon (3) Polythene (4) Starch

Last Answer : (4) Starch Explanation: Cotton, starch, cellulose and rubber are some of the naturally occurring polymers. Starch is a condensation polymer made up of hundreds of glucose monomers, which split out ... is also referred to as a polysaccharide, because it is a polymer of the monosaccharide glucose.

Which of the following is not a natural polymer? (1) Wool (2) Silk (3) Cotton (4) Teflon

Description : Which of the following is not a natural polymer? (1) Wool (2) Silk (3) Cotton (4) Teflon

Last Answer : (4) Teflon Explanation: Natural polymers occur in nature and can be extracted. They are often waterbased. Examples of naturally occurring polymers are silk, wool, DNA, cellulose, cotton and proteins.

Which of the following is a natural polymer? (1) Bakelite (2) Nylon (3) Polythene (4) Starch

Description : Which of the following is a natural polymer? (1) Bakelite (2) Nylon (3) Polythene (4) Starch

Last Answer : (4) Starch Explanation: Cotton, starch, cellulose and rubber are some of the naturally occurring polymers. Starch is a condensation polymer made up of hundreds of glucose monomers, which split out water molecules as they chemically combine.

Silicone is a/an (A) Monomer (B) Inorganic polymer (C) Thermoplastic material (D) A natural polymer

Description : Silicone is a/an (A) Monomer (B) Inorganic polymer (C) Thermoplastic material (D) A natural polymer

Last Answer : (B) Inorganic polymer

Which of the following is not a natural polymer? (A) Nucleic acids e.g. RNA and DNA (B) Polysaccharides (C) Polyisoprene (D) Polyurethane

Description : Which of the following is not a natural polymer? (A) Nucleic acids e.g. RNA and DNA (B) Polysaccharides (C) Polyisoprene (D) Polyurethane

Last Answer : (D) Polyurethane

Orlan fibre which is used as a wool substitute is (A) An amorphous polymer (B) A natural polymeric fibre (C) Polyacrylonitrile (D) Poly-methyl-methacrylate (PMMA)

Description : Orlan fibre which is used as a wool substitute is (A) An amorphous polymer (B) A natural polymeric fibre (C) Polyacrylonitrile (D) Poly-methyl-methacrylate (PMMA)

Last Answer : (C) Polyacrylonitrile

Gasoline extracted from natural gas (by compression and cooling) is called the __________ gasoline. (A) Polymer (B) Unleaded (C) Casing head (D) Straight run

Description : Gasoline extracted from natural gas (by compression and cooling) is called the __________ gasoline. (A) Polymer (B) Unleaded (C) Casing head (D) Straight run

Last Answer : (B) Unleaded

Which of the following is a natural polymer? (1) Bakelite (2) Nylon (3) Polythene (4) Starch

Description : Which of the following is a natural polymer? (1) Bakelite (2) Nylon (3) Polythene (4) Starch

Last Answer : Starch

Constituent of natural rubber?

Description : Constituent of natural rubber?

Last Answer : Isoprene

Name the state which grows most of India’s natural rubber. -SST 10th

Description : Name the state which grows most of India’s natural rubber. -SST 10th

Last Answer : Kerala grows most of India’s natural rubber accounting for three-fourth of the Indian output.

What is natural rubber? -Biology

Description : What is natural rubber? -Biology

Last Answer : answer:

What percentage of country’s demand for natural rubber is met by in indigenous production? -General Knowledge

Description : What percentage of country’s demand for natural rubber is met by in indigenous production? -General Knowledge

Last Answer : The answer is '97%'

In vulcanisation, with which the natural rubber is heated? -Do You Know?

Description : In vulcanisation, with which the natural rubber is heated? -Do You Know?

Last Answer : answer:

In the world production of natural rubber, what is the rank of India? -Do You Know?

Description : In the world production of natural rubber, what is the rank of India? -Do You Know?

Last Answer : answer:

What percentage of country’s demand for natural rubber is met by in indigenous production? -General Knowledge

Description : What percentage of country’s demand for natural rubber is met by in indigenous production? -General Knowledge

Last Answer : answer:

Natural rubber is a polyer of:

Description : Natural rubber is a polyer of:

Last Answer : Natural rubber is a polyer of: A. ethylene B. vinyl chloride C. phenol D. isoprene

Natural rubber is:

Description : Natural rubber is:

Last Answer : Natural rubber is: A. Polyisoprene B. Polyvinyl chloride C. Polychloroprene D. Polyfluoroethylene

What Synthetic rubber has different monomers than natural rubber.?

Description : What Synthetic rubber has different monomers than natural rubber.?

Last Answer : synthetic rubber has different monomers than natural rubber.

Which automotive tires use natural rubber?

Description : Which automotive tires use natural rubber?

Last Answer : Most tires made today use a combination of natural rubber and synthetic rubber to achieve the maximum tread life and safety rating.

Which country is the largest producer of natural rubber in the world?

Description : Which country is the largest producer of natural rubber in the world?

Last Answer : Thailand

Which of the following items and leading producer is not correctly matched? (a) Red chillies - Andhra Pradesh (b) Saffron - Jammu & Kashmir (c) Ginger - Sikkim (d) Natural rubber- Kerala

Description : Which of the following items and leading producer is not correctly matched? (a) Red chillies - Andhra Pradesh (b) Saffron - Jammu & Kashmir (c) Ginger - Sikkim (d) Natural rubber- Kerala

Last Answer : Ans: (c)

Which one of the following Indian States is the largest producer of natural rubber? [NDA 2004] (a) Tamil Nadu (b) Assam (c) Kerala (d) Andhra Pradesh

Description : Which one of the following Indian States is the largest producer of natural rubber? [NDA 2004] (a) Tamil Nadu (b) Assam (c) Kerala (d) Andhra Pradesh

Last Answer : Ans: (b)

Bulk of natural rubber in India is produced in – (1) Andhra Pradesh (2) Kerala (3) Karnataka (4) Tamil Nadu

Description : Bulk of natural rubber in India is produced in – (1) Andhra Pradesh (2) Kerala (3) Karnataka (4) Tamil Nadu

Last Answer : (2) Kerala Explanation: The areas in India on which the rubber is produced can be divided into Two zones - traditional and nontraditional. Taditional zone comprises of the southwest coastal regions of ... is from Kerala. Kerala and Tamil Nadu share 86% of the growing area of natural rubber.

Which of the following is a protein? (1) Wool (2) Starch (3) Natural rubber (4) Cellulose

Description : Which of the following is a protein? (1) Wool (2) Starch (3) Natural rubber (4) Cellulose

Last Answer : (3) Natural rubber Explanation: Natural Rubber is an elastic substance obtained from the latex sap of trees, especially those trees which belong to the genera Hevea and Ficus.

In vulcanization, natural rubber is heated with- (1) Carbon (2) Sulphur (3) Silicon (4) Phosphorus

Description : In vulcanization, natural rubber is heated with- (1) Carbon (2) Sulphur (3) Silicon (4) Phosphorus

Last Answer : (2) Sulphur Explanation: Vulcanization of rubber is a process of improvement of the rubber elasticity and strength by heating it in the presence of sulfur, which results in three-dimensional crosslinking of the chain rubber molecules (polyisoprene) bonded to each other by sulfur atoms.

The substance that is added to make natural rubber strong and more bouncy is – (1) Polythene (2) Sponge (3) Sulphur (4) Chlorine

Description : The substance that is added to make natural rubber strong and more bouncy is – (1) Polythene (2) Sponge (3) Sulphur (4) Chlorine

Last Answer : (3) Sulphur Explanation: Vulcanization is a chemical process for converting rubber or related polymers into more durable materials via the addition of sulfur or other equivalent "curatives ... individual polymer chains. Vulcanized materials are less sticky and have superior mechanical properties.

The basic chemical building block of natural rubber obtained from trees is – (1) Isoprene (2) Vinyl Chloride (3) Acetylene (4) Neoprene

Description : The basic chemical building block of natural rubber obtained from trees is – (1) Isoprene (2) Vinyl Chloride (3) Acetylene (4) Neoprene

Last Answer : (1) Isoprene Explanation: Isoprene was first isolated by thermal decomposition of natural rubber. About 95% of isoprene production is used to produce cis-1,4- polyisoprene---a synthetic version of natural ... consists mainly of poly-cis-isoprene with a molecular weight of 100,000 to 1,000,000.