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 10 kgf/cm² & 1000°C 100 kgi/cm² & 500°C 4 kgf/cm² & 500°C 40 kg/cm² & 200°C 10 kgf/cm² & 1000°C 100 kgi/cm² & 500°C 4 kgf/cm² & 500°C ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Bio-degradable detergents Pose problem in sewerage plant Should not be used as it spoils the cloth Have an isoparaffinic structure Can be readily oxidised Pose problem in sewerage plant Should not be used as it spoils the cloth Have an isoparaffinic structure Can be readily oxidised ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Ethyl alcohol cannot be produced From molasses From waste sulphite substrate of paper mills By esterification and hydroloysis of ethylene None of these From molasses From waste sulphite substrate of paper mills By esterification and hydroloysis of ethylene None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Lime and soda ash are added to water to remove Its corrosiveness Undersirable taste and odour Bicarbonates & sulphates of calcium and magnesium Bacteria Its corrosiveness Undersirable taste and odour Bicarbonates & sulphates of calcium and magnesium Bacteria ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Contact process of sulphuric acid manufacture Is obsolete Eliminates absorber Yields acid of higher concentration than chamber process Yields acids of lower concentration than chamber process Is obsolete Eliminates absorber Yields acid of higher concentration than chamber process Yields acids of lower concentration than chamber process ANSWER DOWNLOAD EXAMIANS APP
Chemical Process The main component of pyrex glass is Lead Zinc Celenium Boron Lead Zinc Celenium Boron ANSWER DOWNLOAD EXAMIANS APP
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