Chemical Process Which of the following is not an abrasive material ? Carborundum Bakelite Pumice Corundum Carborundum Bakelite Pumice Corundum ANSWER DOWNLOAD EXAMIANS APP
Chemical Process __________ is an ore concentrating metallurgical process involving a chemical change. Roasting None of these Froth floatation Electromagnetic separation Roasting None of these Froth floatation Electromagnetic separation ANSWER DOWNLOAD EXAMIANS APP
Chemical Process In the manufacture of viscose rayon, the raw material used industrially is Bagasse Bamboo Fine teak wood Recalyptious wood Bagasse Bamboo Fine teak wood Recalyptious wood ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Common salt is generally not produced commonly by __________ method from brine. Freeze drying Solar evaporation Vacuum evaporation Electrolytic Freeze drying Solar evaporation Vacuum evaporation Electrolytic ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Very fine suspended and colloidal impurities are removed from water by a process called Sedimentation Disinfection Softening Coagulation Sedimentation Disinfection Softening Coagulation 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 Calcium sulphate Magnesium chloride Sodium chloride Sodium sulphate Calcium sulphate Magnesium chloride Sodium chloride Sodium sulphate ANSWER DOWNLOAD EXAMIANS APP
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