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. 250-300 15-30 90-100 250-300 15-30 90-100 ANSWER DOWNLOAD EXAMIANS APP
Chemical Process A mixture of chlorine & sodium bromide acts as a/an Fire retardant Hydrogenation catalyst Analgesic drug Insecticides Fire retardant Hydrogenation catalyst Analgesic drug Insecticides ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Alcohol content in freshly prepared natural and fortified wine may be respectively around __________ percent. 10 - 20 and 40 - 50 7-14 and 40-50 7-14 and 14-30 14 - 30 and 40-50 10 - 20 and 40 - 50 7-14 and 40-50 7-14 and 14-30 14 - 30 and 40-50 ANSWER DOWNLOAD EXAMIANS APP
Chemical Process The amount of benzene present in pure benzol is about __________ percent. 90 50 30 70 90 50 30 70 ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Oxygen is produced by fractionation of air using __________ process. Claude's None of these Either A or B Linde's Claude's None of these Either A or B Linde's ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following impurities in feed water for high pressure boiler is the most detrimental? Silica Dissolved salt Suspended salt Dissolved oxygen Silica Dissolved salt Suspended salt Dissolved oxygen ANSWER DOWNLOAD EXAMIANS APP
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