Chemistry Ultraviolet rays can be used in water treatment as Hydrolyser Disinfectant Precipitator Flocculator Hydrolyser Disinfectant Precipitator Flocculator ANSWER DOWNLOAD EXAMIANS APP
Chemistry The important metal used with iron to produce stainless steel is Carbon Aluminium Tin Chromium Carbon Aluminium Tin Chromium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Copper is refined by Zone refining Roasting Oxidation Electrolysis Zone refining Roasting Oxidation Electrolysis ANSWER DOWNLOAD EXAMIANS APP
Chemistry The metal ion present in Vitamin B12 is Cobalt Nickel Zinc Iron Cobalt Nickel Zinc Iron ANSWER DOWNLOAD EXAMIANS APP
Chemistry The nuclear particle having no mass and no charge, but only spin is Neutrino Proton Meson Electron Neutrino Proton Meson Electron ANSWER DOWNLOAD EXAMIANS APP
Chemistry Food cans are coated with tin and not with zinc because Zinc has a higher melting point than tin Zinc is costlier than tin Zinc is less reactive than tin Zinc is more reactive than tin Zinc has a higher melting point than tin Zinc is costlier than tin Zinc is less reactive than tin Zinc is more reactive than tin ANSWER DOWNLOAD EXAMIANS APP
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