Chemistry The gas which turns into liquid at the lowest temperature among the following is Helium Hydrogen Nitrogen Oxygen Helium Hydrogen Nitrogen Oxygen ANSWER DOWNLOAD EXAMIANS APP
Chemistry The metal used to recover copper from a solution of copper sulphate is Fe Na Ag Hg Fe Na Ag Hg ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following forms of phosphorus is most reactive? White phosphorus Black phosphorus Red phosphorus Violet phosphorus White phosphorus Black phosphorus Red phosphorus Violet phosphorus ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following contains maximum percentage of carbon ? Stainless steel Wrought iron High speed steel Cast iron Stainless steel Wrought iron High speed steel Cast iron ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one is not a pure form of carbon Diamond Gold Coal Graphite Diamond Gold Coal Graphite ANSWER DOWNLOAD EXAMIANS APP
Chemistry White coal is Uranium Hydro-electricity None of these Diamond Uranium Hydro-electricity None of these Diamond ANSWER DOWNLOAD EXAMIANS APP