Chemical Process Mercury electrolytic cell produces 50-70% NaOH solution. Its operating temperature is __________ °C. 25 250-300 60-70 150-200 25 250-300 60-70 150-200 ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Styrene is produced from ethyl benzene by the process of Dehydrogenation Alkylation Dehydration Oxidation Dehydrogenation Alkylation Dehydration Oxidation ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Raw materials required for the manufacture of __________ is acetylene and hydrochloric acid. Maleic anhydride Dacron Phthalic anhydride Vinyl chloride Maleic anhydride Dacron Phthalic anhydride Vinyl chloride ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following is a constituent of coffee? Caffeine Lignin Nicotine Calgon Caffeine Lignin Nicotine Calgon ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Pick out the wrong statement pertaining to nitric acid. Arc process of nitric acid manufacture is economical as compared to Ostwald Yellow color of impure nitric acid is because of dissolved oxides of nitrogen (mainly NO₂) It is a strong mono basic acid which reacts with almost all the metals except noble metals About 90% of nitric acid is manufactured by Ostwald Arc process of nitric acid manufacture is economical as compared to Ostwald Yellow color of impure nitric acid is because of dissolved oxides of nitrogen (mainly NO₂) It is a strong mono basic acid which reacts with almost all the metals except noble metals About 90% of nitric acid is manufactured by Ostwald ANSWER DOWNLOAD EXAMIANS APP
Chemical Process The temperature in the calcium carbide furnace is __________ °C. 200-300 700-850 4000-4500 2000-2200 200-300 700-850 4000-4500 2000-2200 ANSWER DOWNLOAD EXAMIANS APP
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