Chemistry Bleaching powder is prepared by passing : Carbon dioxide over slaked lime Chlorine over quick lirne Oxygen over slaked lime Chlorine over slaked lime Carbon dioxide over slaked lime Chlorine over quick lirne Oxygen over slaked lime Chlorine over slaked lime ANSWER DOWNLOAD EXAMIANS APP
Chemistry The BOD values of water indicate the Amount of organic debris Amount of ozone used for biochemical oxidation Amount of oxygen used for biochemical oxidation Amount of oxygen used for biochemical reduction Amount of organic debris Amount of ozone used for biochemical oxidation Amount of oxygen used for biochemical oxidation Amount of oxygen used for biochemical reduction ANSWER DOWNLOAD EXAMIANS APP
Chemistry Ozone layer of atmosphere absorbs: Ultraviolet rays Cosmic rays. All radiations of Light Infra-red rays Ultraviolet rays Cosmic rays. All radiations of Light Infra-red rays ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which halide is used in making sensitive emulsion on photograhic film? Sodium chloride Silver iodide Silver chloride Silver bromide Sodium chloride Silver iodide Silver chloride Silver bromide ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is the principal ore of aluminium ? Lignite Copper Bauxite Dolomite Lignite Copper Bauxite Dolomite ANSWER DOWNLOAD EXAMIANS APP
Chemistry Chemical composition of cement is Limestone and Clay Clay and Gypsum Limestone and Gypsum Limestone, Clay and Gypsum Limestone and Clay Clay and Gypsum Limestone and Gypsum Limestone, Clay and Gypsum ANSWER DOWNLOAD EXAMIANS APP
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