A) A large molecule composed of repeating structural units B) A small inorganic molecule C) A type of metal D) A single atom
A) Ring-opening polymerization B) Decomposition polymerization C) Addition polymerization D) Condensation polymerization
A) The temperature at which the polymer transitions from a glassy to a rubbery state B) The temperature at which the polymer crystallizes C) The temperature at which the polymer decomposes D) The temperature at which the polymer melts
A) To reduce polymer chain length B) To decrease polymer density C) To enhance polymer solubility D) To increase mechanical strength and stability
A) Increased molecular weight decreases viscosity B) Increased molecular weight leads to lower elasticity C) Increased molecular weight leads to higher viscosity D) Molecular weight has no effect on viscosity
A) To predict the mechanical properties of polymers B) To determine polymer degradation kinetics C) To model polymer chain conformation D) To explain the thermodynamics of polymer solutions and blends
A) To inhibit polymer chain flexibility B) To increase the glass transition temperature C) To enhance polymer solubility D) To promote the formation of small crystalline regions in a polymer
A) To break down polymer chains B) To decrease polymer durability C) To enhance or modify the properties of polymers D) To reduce polymer flexibility
A) A polymer composed of two or more different monomers B) A single monomer molecule C) A polymer with a high degree of crystallinity D) A polymer with only one repeating unit
A) To promote polymer crystallization B) To decrease polymer solubility C) To increase mechanical strength and prevent slippage of polymer chains D) To induce polymer degradation
A) The glassy state is for amorphous polymers only B) In the glassy state, the polymer is hard and brittle C) The glassy state does not affect polymer properties D) The glassy state promotes polymer flexibility |