Chemistry Ultraviolet rays can be used in water treatment as Disinfectant Hydrolyser Precipitator Flocculator Disinfectant Hydrolyser Precipitator Flocculator ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which type of radiations are absorbed by the upper layer of the atmosphere? Radio-waves Infrared Visible Ultraviolet Radio-waves Infrared Visible Ultraviolet ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas used for artificial fruit ripening of green fruit is Acetylene Ethylene Methane Ethane Acetylene Ethylene Methane Ethane ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is not a method of preparing oxygen? Decomposition of manganese dioxide Fractional distillation of liquid air Electrolysis of water Decomposition of potassium permanganate Decomposition of manganese dioxide Fractional distillation of liquid air Electrolysis of water Decomposition of potassium permanganate ANSWER DOWNLOAD EXAMIANS APP
Chemistry German silver used for making utensils is an alloy of Copper, zinc, nickel Copper, nickel, aluminium Copper, zinc, aluminium Copper, silver, nickel Copper, zinc, nickel Copper, nickel, aluminium Copper, zinc, aluminium Copper, silver, nickel ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most commonly used bleaching agent is chlorine alcohol carbon dioxide sodium chlorine chlorine alcohol carbon dioxide sodium chlorine ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS