Polymers

Which of the following are naturally occurring polymers?

• DNA

• Proteins

• Starch

• Cellulose

Tags

NGSS.HS-LS1-6

What happens in an Addition Polymerisation

• Two different functional groups bond together and expel a small molecule (often water)

• A small molecule is added

• All atoms used up when monomers join together

What do amino acids form during a condensation reaction?

• Alkenes

• Polypeptides

• Amines

• Cellulose

Tags

NGSS.HS-LS1-6

What monomers are starch and cellulose made of?

• Glucose

• Protein

• Carbohydrate

• Lipids

Name the main sources of Polymers

• Crude Oil

• Coal

• Ores

• Natural Gas

Tags

NGSS.HS-ESS3-1

What is the process used to separate crude oil to get Naptha oil to make Polymers

• Polymerisation

• Fracking

• Fractional Distillation

• Polymer chain

What is formed from different amino acids joined in a long chain?

• Lipids

• Carbohydrates

• Proteins

• Sugars

Tags

NGSS.HS-LS1-1

which kind of polymer softens when heated and consists of individual polymer chains with little cross-linking

• thermoset

• thermoplastic

• protein

• monomers

What kind of polymer hardens when heated and consists of heavily cross-linked polymer chains

• thermoset

• thermoplastic

• protein

• monomer

Will this plastic soften or harden when heated?

• Soften

• Harden

Tags

NGSS.HS-PS3-4