Chemical Process Zeolite removes both temporary as well as permanent hardness of water by precipitating calcium and magnesium present in water as insoluble zeolites. Used zeolite is regenerated by flushing with the solution of Sodium chloride Calcium sulphate Magnesium chloride Sodium sulphate Sodium chloride Calcium sulphate Magnesium chloride Sodium sulphate ANSWER DOWNLOAD EXAMIANS APP
Chemical Process The major constituent of black liquor generated during paper manufacture is sodium Hydroxide Bi-carbonate Sulphate Carbonate Hydroxide Bi-carbonate Sulphate Carbonate ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Flash point of most vegetable oils is about __________ °C. 200 300 50 100 200 300 50 100 ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Bitterns is a/an Unsaturated fat Starting material for the production of iodine None of these By-product of chlor-alkali industry Unsaturated fat Starting material for the production of iodine None of these By-product of chlor-alkali industry ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Oils are partially hydrogenated (not fully) to manufacture vanaspati, because fully saturated solidified oils Always contain some amount of nickel (as their complete removal is very difficult) Have affinity to retain harmful sulphur compounds Are prone to rancid oxidation Cause cholesterol build up and blood clotting Always contain some amount of nickel (as their complete removal is very difficult) Have affinity to retain harmful sulphur compounds Are prone to rancid oxidation Cause cholesterol build up and blood clotting ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Pick out the wrong statement pertaining to nitric acid. 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 Arc process of nitric acid manufacture is economical as compared to Ostwald About 90% of nitric acid is manufactured by 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 Arc process of nitric acid manufacture is economical as compared to Ostwald About 90% of nitric acid is manufactured by Ostwald ANSWER DOWNLOAD EXAMIANS APP
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