Chemistry Piped Natural Gas (PNG) is used for Welding Mining Anaesthesia Cooking Welding Mining Anaesthesia Cooking ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one is the lightest element in the periodic table Helium Hydrogen Carbon Oxygen Helium Hydrogen Carbon Oxygen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following was used as a chemical weapon in the first world war ? Carbon monoxide Hydrogen cyanide Water gas Mustard gas Carbon monoxide Hydrogen cyanide Water gas Mustard gas ANSWER DOWNLOAD EXAMIANS APP
Chemistry The lustre of the metals is because of High density, due to closed packing of atoms High polish Reflection of light due to the presence of free electrons Absorption of light due to the presence of cavities High density, due to closed packing of atoms High polish Reflection of light due to the presence of free electrons Absorption of light due to the presence of cavities ANSWER DOWNLOAD EXAMIANS APP
Chemistry Atoms of same element having different mass numbers are called________ Isobars Isotones Isomers Isotopes Isobars Isotones Isomers Isotopes ANSWER DOWNLOAD EXAMIANS APP
Chemistry The number of d-electrons in Fe2+ (Z = 26) is not equal to that of p-electrons in CI(Z = 17) s-electrons in Mg(Z = 12) d-electrons in Fe(Z = 26) p-electrons in Ne(Z = 10) p-electrons in CI(Z = 17) s-electrons in Mg(Z = 12) d-electrons in Fe(Z = 26) p-electrons in Ne(Z = 10) ANSWER DOWNLOAD EXAMIANS APP