Chemistry The ore of Aluminium is Chalco pyrites Fluorspar Bauxite Hematite Chalco pyrites Fluorspar Bauxite Hematite ANSWER DOWNLOAD EXAMIANS APP
Chemistry One of the following is used to dissolve noble metals. That is Sulphuric acid Hydrochloric acid Nitric acid Aqua ragia Sulphuric acid Hydrochloric acid Nitric acid Aqua ragia ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which among the following stage is suitable indicator when solution of sodium carbonate is mixed with sulphuric acid ? Methyl red Methyl orange Methylene blue Phenolphthaline Methyl red Methyl orange Methylene blue Phenolphthaline ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is not a cause for present global warming and climate change ? Carbondioxide emission Deforstation CFC emission Methane emission Carbondioxide emission Deforstation CFC emission Methane emission ANSWER DOWNLOAD EXAMIANS APP
Chemistry Zone refining is used for the purification of Ge Au Cu Ag Ge Au Cu Ag ANSWER DOWNLOAD EXAMIANS APP
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