Chemical Process Alum [Al2(SO₄)₃] is used as a coagulant in water treatment to remove All of these Turbidity Bacteria Colour All of these Turbidity Bacteria Colour ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Removal of dirt/soil by soaps or detergent does not involve the __________ of soil. Dispersion Precipitation Emulsification Wetting Dispersion Precipitation Emulsification Wetting ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Mercury cells for caustic soda manufacture, compared to diaphragm cells None of these Produce lower concentration NaOH Require lower initial investment Require more power None of these Produce lower concentration NaOH Require lower initial investment Require more power ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Common salt is generally not produced commonly by __________ method from brine. Solar evaporation Vacuum evaporation Freeze drying Electrolytic Solar evaporation Vacuum evaporation Freeze drying Electrolytic ANSWER DOWNLOAD EXAMIANS APP
Chemical Process The temperature in the calcium carbide furnace is __________ °C. 4000-4500 700-850 2000-2200 200-300 4000-4500 700-850 2000-2200 200-300 ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following is not produced commercially from sea water? Common salt Magnesium & potassium compounds Iodine Bromine Common salt Magnesium & potassium compounds Iodine Bromine ANSWER DOWNLOAD EXAMIANS APP
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