Copper sulphate is the most common chemical used for controlling

Related MCQs

• Aluminium sulphate may be used for coagulation.
• Calcium sulphate present in water causes corrosion.
• The most commonly used chemical for dechlorination of water is
• The copper contents in water for domestic purposes should not be
• The most common cause of acidity in water is
• The most common coagulant is
• Bio-chemical oxygen demand (B.O.D.) of safe drinking water must be
• The amount of oxygen required for the biological decomposition of dissovled organic solids to occur under aerobic conditions is called bio-chemical oxygen demand (B.O.D.)
• The bio-chemical treatment of sewage effluent is a process of
• The percentage ratio of the oxygen available in sewage to the oxygen required to satisfy one stage of bio-chemical oxygen demand (B.O.D.) is termed as