Chemistry The coating of a thin layer of zinc on steel or iron objects is known as Galvanising Hot dipping Electroplating Tinning Galvanising Hot dipping Electroplating Tinning ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is not a greenhouse gas ? Chlorofluorocarbon Hydrogen Nitric oxide Carbon dioxide Chlorofluorocarbon Hydrogen Nitric oxide Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The major constituent of air is carbon dioxide nitrogen hydrogen oxygen carbon dioxide nitrogen hydrogen oxygen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which is the highest quality of hard coal? Anthracite Lignite Peat Bituminous Anthracite Lignite Peat Bituminous ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is a monoatomic gas? Nitrogen Oxygen Fluorine Neon Nitrogen Oxygen Fluorine Neon ANSWER DOWNLOAD EXAMIANS APP
Chemistry Atomic number of an atom gives the number of which of the following ? Neutrons and protons Electrons Protons Neutrons Neutrons and protons Electrons Protons Neutrons ANSWER DOWNLOAD EXAMIANS APP