Polymer Technology Styrene which is a monomer for the production of polystyrene, is commercially produced by the Reacting ethylene oxide with acetal-dehyde Catalytic dehydrogenation of ethyl benzene Fermentation of starch Dehydration of ethyl alcohol followed by hydrogenation Reacting ethylene oxide with acetal-dehyde Catalytic dehydrogenation of ethyl benzene Fermentation of starch Dehydration of ethyl alcohol followed by hydrogenation ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Polyhexamethylene adipimide is also known as Epoxy resin Nylon-66 Silicone rubber Bakelite Epoxy resin Nylon-66 Silicone rubber Bakelite ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Which of the following polymers belong to the class of formaldehyde resin? Melamine resins Dacron Teflon None of these Melamine resins Dacron Teflon None of these ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Most commonly used rubber vulcanisation agent is Alumina Sulphur Bromine Platinum Alumina Sulphur Bromine Platinum ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Which of the following additives are added to plastics to make it impervious to X-rays? Barium salt Phthalic acid Asbestos Carborundum Barium salt Phthalic acid Asbestos Carborundum ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Properties of a polymer is affected by the Intermolecular forces Branching & cross-linking All of these Chain length Intermolecular forces Branching & cross-linking All of these Chain length ANSWER DOWNLOAD EXAMIANS APP
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