Resin from Conifers

question 21

Multiple Choice

Resin from conifers

• A)seal wounds.
• B)is a source of turpentine.
• C)is a source of rosin.
• D)can fossilize into amber.
• E)is/does all of thesE.

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Definitions:

Cationic Polymerization

A type of polymerization where the growth of a polymer chain proceeds via cations as reactive intermediates.

Radical Polymerization

A process of forming polymers through the successive addition of free-radical building blocks.

Plexiglas

A transparent thermoplastic often used as a lightweight or shatter-resistant alternative to glass, known chemically as polymethyl methacrylate (PMMA).

Addition Polymer

A type of polymer formed by the successive addition of monomer molecules with double or triple bonds.