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