Chemical Process Oxidation of ortho-xylene in presence of __________ catalyst is done to produce phthalic anhydride on commercial scale. Vanadium Alumina Nickel Iron Vanadium Alumina Nickel Iron ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Fluorescent dyes are added in detergents to Act as tarnish inhibitor for metals like German silver None of these Attain distinctiveness from other brands Act as fabric brightener (by converting ultraviolet light to visible light) thereby improving the whiteness appearance of white fabrics Act as tarnish inhibitor for metals like German silver None of these Attain distinctiveness from other brands Act as fabric brightener (by converting ultraviolet light to visible light) thereby improving the whiteness appearance of white fabrics ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Polymerisation product of C₂F4 (carbon tetraflouride) is called P.T.F.E (poly chloro tetra flouro ethylene). It is also called Silicone Teflon Epoxy resin Polyurethane Silicone Teflon Epoxy resin Polyurethane ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Chemical name of soda ash is Sodium bicarbonate None of these Sodium thiosulphate Potassium carbonate Sodium bicarbonate None of these Sodium thiosulphate Potassium carbonate ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following is an organo-metal-lic compound? Cumene Zeolite Tetra-ethyl lead Isopropyl alcohol Cumene Zeolite Tetra-ethyl lead Isopropyl alcohol ANSWER DOWNLOAD EXAMIANS APP
Chemical Process The enzyme which converts starch into the disacharides maltose is Diastase None of these Yeast Maltase Diastase None of these Yeast Maltase ANSWER DOWNLOAD EXAMIANS APP
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