Chemical Process The main aim behind cooling the digested chip at the bottom portion of the digestor by injecting cold black liquor is to Remove lignin by way of crystallisation Increase the cellulose content None of these Avoid mechanical weakening of fibre Remove lignin by way of crystallisation Increase the cellulose content None of these Avoid mechanical weakening of fibre ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Chemical name of aspirin (an analgesic drug) is Methyl salicylate Acetylsalicylic acid Nictonic acid Calcium acetate Methyl salicylate Acetylsalicylic acid Nictonic acid Calcium acetate ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Detergent is produced by the sulphonation of dodecyl benzene, which is an __________ reaction. Exothermic Irreversible Both B and C Endothermic Exothermic Irreversible Both B and C Endothermic ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Concentration of sulphide ores is done usually by Roasting Smelting Electro magnetic separation Froth floatation Roasting Smelting Electro magnetic separation Froth floatation ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Trinitro-toluene (TNT) is Used in dye manufacture An explosive Used in glycerine manufacture None of these Used in dye manufacture An explosive Used in glycerine manufacture None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Contact process of sulphuric acid manufacture Yields acids of lower concentration than chamber process Is obsolete Yields acid of higher concentration than chamber process Eliminates absorber Yields acids of lower concentration than chamber process Is obsolete Yields acid of higher concentration than chamber process Eliminates absorber ANSWER DOWNLOAD EXAMIANS APP