Chemical Process Vinyl chloride (CH₂ = CH.Cl) is produced by the thermal pyrolysis of ethylene dichloride at a pressure & temperature of 40 kg/cm² & 200°C 4 kgf/cm² & 500°C 10 kgf/cm² & 1000°C 100 kgi/cm² & 500°C 40 kg/cm² & 200°C 4 kgf/cm² & 500°C 10 kgf/cm² & 1000°C 100 kgi/cm² & 500°C ANSWER DOWNLOAD EXAMIANS APP
Chemical Process The compressive strength of cement should not be less than about 110Kg/cm² after three days & not less than 170Kg/cm² after seven days. The fineness of an ordinary cement as determined by turbidimetric method should be about __________ cm²/gm. 800 1600 4000 8500 800 1600 4000 8500 ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Bleaching action of bleaching powder is due to its __________ properties. Disinfecting Oxidising None of these Reducing Disinfecting Oxidising None of these Reducing ANSWER DOWNLOAD EXAMIANS APP
Chemical Process SO₂ is bubbled through hot sugar cane juice to Act as an acidifying agent Increase its concentration Increase the crystal size Increase the amount of molasses Act as an acidifying agent Increase its concentration Increase the crystal size Increase the amount of molasses ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following is an explosive? Cellulose nitrate Trintrotoluene (TNT) Nitroglycerene All of these Cellulose nitrate Trintrotoluene (TNT) Nitroglycerene All of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Process The most popular and common detergent i.e., alkyl benzene sulfonate (ABS) is a/an __________ detergent. Amphoteric Anionic Cationic Semi polar Amphoteric Anionic Cationic Semi polar ANSWER DOWNLOAD EXAMIANS APP
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