Unit I

1.       What does the word polymer means ?

• chain-like molecules

• is a very large, chain-like molecule made up of monomers, which are small molecules

• repeated linking of large number of small molecules

• Many parts or units

1.       The word polymer is derived from              

Polumeres is the word which define polymers

• True

• False

What are the types of polymers based on source of availability

• Synthetic, Natural

• Addition, condensation

• Thermosetting, thermoplastic

• Homomer, co-polymer

What is the major atoms in a polymer

• Carbon

• Hydrogen

• Both carbon and hydrogen

• Nitrogen

What is the classification of polymer based on monomer chain

• Homomer, co-polymer

• Linear, branched , crosslinked

• Thermosetting, thermoplastic,elastomers

• Natural, synthetic

What are the classification of polymer based on molecular forces

• Homomer, co-polymer

• Thermosetting, thermoplastic, elastomers

• Linear , branched, crosslinked

• Addition condensation

What is the classification of polymer based on Polymerisation

• Addition, condensation

• Homomer, co-polymer

• Linear,branched, crosslinked

• Natural, synthetic

Is DNA is a polymer ?

• Yes

• False

What type of polymer is in DNA

• Polyester

• Poly vinyl chloride

• Polypropylene

• Polynucleotide