Chemistry The term 'brown air' is used for Acid fumes Photochemical smog Industrial smog Sulphurous smog Acid fumes Photochemical smog Industrial smog Sulphurous smog ANSWER DOWNLOAD EXAMIANS APP
Chemistry Aqua regia is a 1 : 3 mixture, by volume, of Conc. sulphuric acid and conc. nitric acid Conc. hydrochloric acid and conc. nitric acid Conc. nitric acid and conc. sulphuric acid Conc. nitric acid and conc. hydrochloric acid Conc. sulphuric acid and conc. nitric acid Conc. hydrochloric acid and conc. nitric acid Conc. nitric acid and conc. sulphuric acid Conc. nitric acid and conc. hydrochloric acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry In the electroplating of gold, the electrolyte used is Potassium aurocyanide Gold sulphate Gold nitrate Gold chloride Potassium aurocyanide Gold sulphate Gold nitrate Gold chloride ANSWER DOWNLOAD EXAMIANS APP
Chemistry CNG used in automobiles to check pollution, mainly consists of H2 CH4 N2 CO2 H2 CH4 N2 CO2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Diamonds are glittering and attractive because light incident on them undergoes Multiple internal reflections Highest refraction Multiple surface reflections Hundred percent transmission Multiple internal reflections Highest refraction Multiple surface reflections Hundred percent transmission ANSWER DOWNLOAD EXAMIANS APP
Chemistry The coating of a thin layer of zinc on steel or iron objects is known as Galvanising Tinning Hot dipping Electroplating Galvanising Tinning Hot dipping Electroplating ANSWER DOWNLOAD EXAMIANS APP