Chemical Process Catalyst used in the oxidation of benzene to produce maleic anhydride is Ni Pt Cr V₂O₅ Ni Pt Cr V₂O₅ ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Phosphoric acid is prepared from None of these Rock phosphate Cryolite Chalcopyrite None of these Rock phosphate Cryolite Chalcopyrite ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Function of sodium thiosulphate (hypo) in development of photographic film/plate is to Brighten the faint images Convert silver chloride to silver Remove metallic silver Remove unexposed silver halide Brighten the faint images Convert silver chloride to silver Remove metallic silver Remove unexposed silver halide ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Kopper-Totzek coal gasifier Can give ammonia synthesis gas (H₂ + N₂) Operate at very high pressure Is a moving bed reactor Cannot use coking coal Can give ammonia synthesis gas (H₂ + N₂) Operate at very high pressure Is a moving bed reactor Cannot use coking coal ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following is not an insecticide? Sodium flouride Hydrocyanic acid Hexane Nicotine Sodium flouride Hydrocyanic acid Hexane Nicotine ANSWER DOWNLOAD EXAMIANS APP
Chemical Process __________ are used as corrosion inhibitor for iron & steel in aqueous solutions. Bi-carbonates Chromates Sulphates Phosphates Bi-carbonates Chromates Sulphates Phosphates ANSWER DOWNLOAD EXAMIANS APP