Presence of H2S in raw water (to be chlorinated) results in the_____________________?

Chemical Process 07/02/2021

A. Reduced softening capacity of zeolite
B. Increased dosage of chlorine to provide a disinfecting residual in the water
C. Easy removal of its hardness
D. None of these

Related Mcqs:

    Which one of the following is not an elastomer ?
    A. Polyisoprene B. Neoprene C. Nitrile-butadiene D. None of these...
    ______________ Nature of hypo (sodium thiosulphate) makes it useful in photography ?
    A. Oxidising B. Reducing C. Complex forming D. Photochemical...
    Which of the following is an unsaturated fatty acid ?
    A. Lauric acid B. Palmitic acid C. Stearic acid D. Oleic acid...
    Finely ground calcium aluminate & silicate is a/an ____________________?
    A. Cermet B. Cement C. Abrasive D. Explosive...
    Glycerine is a by-product of the ________________ industry ?
    A. Soap B. Detergent C. Oil hydrogenation D. Paint...

Leave a Reply

Your email address will not be published. Required fields are marked *