Q. The water is free from oxidizable materials. What is the dosage of ozone required?

View solution

Q. Which of the following is most effective in the killing of bacteria present in water?

View solution

Q. What happens during the breakdown of ozone?

View solution

Q. The ozone generators can convert ____ % of feed oxygen into ozone.

View solution

Q. Ozone is a _______ allotrope of oxygen.

View solution

Q. Iodine is a better disinfectant to kill virus than hypoiodous acid.

View solution

Q. What happen to the concentration of iodine when the pH is between 6 and 8?

View solution

Q. a HIO + b OH⁻ <=> HIO₃ + b H₂O + b I⁻. What are the values of a and b respectively in the above equation?

View solution

Q. The chemical formula of iodate is __________

View solution

Q. What happens to the hypoiodous acid when the pH is over 8?

View solution

Q. At what pH, the dissociation of hypoiodous acid takes place?

View solution

Q. The chemical formula of hypoiodous acid is __________

View solution

Q. The temperature of disinfection is inversely proportional to the killing of organisms.

View solution

Q. When the coefficient of dilution is 1, then which of the following statement is correct?

View solution

Q. Efficiency of dilution decreases rapidly when the coefficient of dilution is ____________

View solution

Q. The number of organisms in disinfection process can be expressed by ____________

View solution

Q. For changing the concentration of disinfectant, the disinfecting efficiency is expressed by ____________

View solution

Q. The expression loge N1/N = – kt m Where m is a constant such that m>1 represents ____________

View solution

Q. The number of organisms destroyed is equal to the number of organisms remaining at time t = __________

View solution

Q. The dimensional formula of rate constant used in Chicks law is ____________

View solution