Chemical Process The yield of tar from high temperature carbonisation of dry coal is about __________ percent. 0.3 22 3 12 0.3 22 3 12 ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Commercially ethylene is produced from naphtha by Catalytic cracking Pyrolysis Hydrocracking Catalytic dehydrogenation Catalytic cracking Pyrolysis Hydrocracking Catalytic dehydrogenation ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Sugar content in sugarcane on cane basis is about __________ percent by weight. 15 to 20 20 to 30 1 to 5 5 to 10 15 to 20 20 to 30 1 to 5 5 to 10 ANSWER DOWNLOAD EXAMIANS APP
Chemical Process High magnesia lime is added to hot sugar cane juice (during the manufacture of sugar) to Neither A nor B Facilitate fast filtration Flocculate the impurities Both A and B Neither A nor B Facilitate fast filtration Flocculate the impurities Both A and B ANSWER DOWNLOAD EXAMIANS APP
Chemical Process High purity nitrogen is used in Making protective gas (95% N₂ + 5% H₂) for annealing of cold rolled steel strip coils Fire fighting purposes Both A & B Neither A nor B Making protective gas (95% N₂ + 5% H₂) for annealing of cold rolled steel strip coils Fire fighting purposes Both A & B Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Phthalic anhydride is produced by the oxidation of Naphthalene Toluene Aniline Benzene Naphthalene Toluene Aniline Benzene ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS