Chemical Process The most commonly used substance to speed up the sedimentation of sewage is Lime Sulphuric acid Sodium bisulphite Chlorine Lime Sulphuric acid Sodium bisulphite Chlorine ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Exothermic condensation reaction of monochlorobenzene with chloral in presence of 20% oleum as catalyst produces DDT. The reaction temperature is maintained at __________ °C. 15-30 250-300 90-100 15-30 250-300 90-100 ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Catalytic oxidation of naphthalene produces None of these Styrene Phthalic anhydride Phenol None of these Styrene Phthalic anhydride Phenol ANSWER DOWNLOAD EXAMIANS APP
Chemical Process CaSO₄ .1/2 H₂O is known as Zeolite Plaster of Paris Gypsum Blue vitriol Zeolite Plaster of Paris Gypsum Blue vitriol ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Vegetable oils contain large quantity of glycerides of unsaturated acids. When the vegetable oils contain high amount of saturated fatty acids, it is termed as __________ oil. Non-drying Drying Semi-drying None of these Non-drying Drying Semi-drying None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Process __________ is produced using polycondensation reaction. Phenol formaldehyde Poly vinyl chloride Polythene None of these Phenol formaldehyde Poly vinyl chloride Polythene None of these ANSWER DOWNLOAD EXAMIANS APP
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