Chemical Process Phenol is mainly used To produce polyester resin To produce benzene To produce phenol formaldehyde As a plasticiser for unsaturated polyster To produce polyester resin To produce benzene To produce phenol formaldehyde As a plasticiser for unsaturated polyster ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following is an additional step in the manufacture of paper from bagasse as compared to that from bamboo? Digestion Bleaching Depithing None of these Digestion Bleaching Depithing None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Transportation of 35% oleum during winter suffers from the problem of freezing, which can be overcome by the addition of small quantity of Formic acid Nitric acid Hydrochloric acid Methyl alcohol Formic acid Nitric acid Hydrochloric acid Methyl alcohol ANSWER DOWNLOAD EXAMIANS APP
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 Sodium sulphate Magnesium chloride Sodium chloride Calcium sulphate Sodium sulphate Magnesium chloride ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Solvay process is not used for the manufacture of potassium carbonate, because of the reason that potassium bicarbonate All of these Is soluble in ammonium chloride and potassium chloride solution Has high water solubility and is unstable Is prone to thermal decomposition All of these Is soluble in ammonium chloride and potassium chloride solution Has high water solubility and is unstable Is prone to thermal decomposition ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Thermosetting materials Are cross-linked molecules Soften on application of heat None of these Are solvent soluble Are cross-linked molecules Soften on application of heat None of these Are solvent soluble ANSWER DOWNLOAD EXAMIANS APP
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