Free Polymers MCQs with Answers

• A. Polyester resins
• B. Epoxy paints
• C. Polyamide resins
• D. Polyvinyl chloride

Explanation: Epoxy paints are used to coat industrial materials and thermal power-station equipment because cured epoxy polymers adhere strongly and…

• A. Vinyl chloride
• B. Styrene
• C. Methylmethacrylate
• D. Hexamethylenediamine

Explanation: Methyl methacrylate is the important monomer of acrylic resins and polymerizes to form polymethyl methacrylate.

• A. Biopolymers
• B. Dimers
• C. Monomers
• D. metamers

Explanation: Polymers are very large molecules made by repeatedly joining small molecules called monomers, so monomer is the correct term for the…

• A. iron
• B. fertilizer
• C. paper
• D. none

Explanation: Iron, fertiliser and paper manufacture all involve large-scale plants, substantial raw materials and high energy use, so each is commonly…

• A. 2
• B. 3
• C. 4
• D. 5

Explanation: Paper fibres become shorter and weaker each time they are pulped, so newspaper is commonly stated in textbook questions to be recyclable…

• A. carboxylic acids
• B. ketones
• C. aldehydes
• D. polymers

Explanation: Polymers are very large organic molecules formed by joining many repeating monomer units, so they have high molecular masses.

• A. Polyester resins
• B. Epoxy paints
• C. polyamide resins
• D. Polyvinyl chloride

Explanation: Epoxy paints contain epoxy resins, cross-linked polymers that adhere strongly and resist heat, chemicals and moisture.

• A. Teflon
• B. asbestos
• C. saran
• D. acrylic

Explanation: Asbestos is a naturally occurring fibrous silicate mineral and is therefore classified as a mineral fibre.

• A. Hexamethylene diamine and Adipic acid
• B. Ethylene glycol and Phthalic acid
• C. Ethylene glycol and Adipic acid
• D. Hexamethylene diamine and Phthalic Acid

Explanation: Nylon-6,6 is a polymer formed by the condensation polymerization of hexamethylene diamine and adipic acid.

• A. C2H3Cl
• B. C2H6O
• C. C6H6
• D. CH2O

Explanation: Formaldehyde polymerises into metaformaldehyde. Both formaldehyde and acetaldehyde polymerize in the presence of dil.

• A. Nitrocellulose
• B. Ethyl acetate
• C. Butyl stearate
• D. Glycerol

Explanation: Among the substances commonly used in nail polish, one stands out as the primary film-forming agent: Ethyl acetate: Ethyl acetate is…

• A. Phenol + HCHO dil base -->
• B. OH + NAOH H2O -->
• C. OH + H2SO4 H2O -->
• D. OH + CH3 --C--CL--O H2SO4 -->

Explanation: Reaction of phenol with formaldehyde gives bakelite

• A. Hydrolysis
• B. Hydration
• C. Catabolism
• D. Condensation
• E. Transcription

Explanation: Explanation for this question will be added soon.

• A. Phenol
• B. Benzene
• C. Ethanol
• D. Benzoic Acid

Explanation: The explanation for this question will be added soon.

• A. Acetyl chloride
• B. Alkene
• C. Alkyne
• D. Acetic acid

Explanation: Acetic acid is a colourless liquid organic acid with a pungent smell and sour taste, commonly found in vinegar.

• A. Nitrogen
• B. Hydrogen
• C. Oxygen
• D. None of these

Explanation: In synthetic fibers, hydrogen bonding plays a crucial role in providing tensile strength.

• A. Acrylic resins
• B. Polyester resins
• C. PVCs
• D. Polyamide resins

Explanation: Polyester resins are synthetic resins formed by the reaction of dibasic organic acids and polyhydric alcohols.

• A. CH2=CH―CN
• B. CH3―CH2―CH2―CN
• C. CH3―CH2―CN
• D. CH3―CN

Explanation: Explanation:This is the formula of acrylonitrile, which is an organic compound used in the production of synthetic fibers and resins.

• A. Monomers
• B. Isomers
• C. Metameres
• D. Tautomer

Explanation: A macromolecule is a very large molecule. That are composed of many covalently bonded atoms.

• A. Difluoroethane
• B. Chloroethane
• C. Chlorofluororyhane
• D. Tetrafluoroethane

Explanation: The non-stick lining of pans is made of Teflon/PTFE which is a polymer. Its monomer is tetrafluoroethane.