In pre-chlorination, the raw water is treated with chlorine only.

Related MCQs

• To prevent the formation of crystalline hydrates of 'Ice' of chlorine, the chlorine supply cylinders are kept at a temperature from
• When chlorine is added to raw water at more than one point, the process is termed as break point chlorination.
• The amount of residual chlorine in treated water is determined by the
• The treatment of water with only chlorine is known as
• The process of removing excess chlorine from water is called
• When the chlorine is added beyond the break point, the process of treating the water is known as
• The apparatus used for feeding chlorine into water is called
• The amount of chlorine used for plain chlorination of water is about
• Residual chlorine in water is determined by
• The maximum permissible chlorine content for public supplies should be between