Chemistry Galvanization is the : Deposition of copper on iron Deposition of zinc on iron Deposition of tin on iron Deposition of aluminium on iron Deposition of copper on iron Deposition of zinc on iron Deposition of tin on iron Deposition of aluminium on iron ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is used to make light weight, but strong plastic ? Polythene Polyvinyl Chloride Methyl Methacrylate Nylon Polythene Polyvinyl Chloride Methyl Methacrylate Nylon ANSWER DOWNLOAD EXAMIANS APP
Chemistry The name of plastic polymer from which combs, toys, bowls etc., can be made, is Polyurethane Metallic polysulphides Teflon Polystyrene Polyurethane Metallic polysulphides Teflon Polystyrene ANSWER DOWNLOAD EXAMIANS APP
Chemistry The scientist who experimentally proved the existance of positron is Bethe Anderson Fermi Bohr Bethe Anderson Fermi Bohr ANSWER DOWNLOAD EXAMIANS APP
Chemistry What are the major pollutants of cigarette smoke? Carbon monoxide and benzene Dioxin and benzene Carbon monoxide and nicotine Carbon monoxide and dioxin Carbon monoxide and benzene Dioxin and benzene Carbon monoxide and nicotine Carbon monoxide and dioxin ANSWER DOWNLOAD EXAMIANS APP
Chemistry The compound to which H2 does not add is Tetra – a –naphthylethylene Biphenyl ethylene Tetraphenyl ethylene Tetra –9 – phenanthrylethylene Tetra – a –naphthylethylene Biphenyl ethylene Tetraphenyl ethylene Tetra –9 – phenanthrylethylene ANSWER DOWNLOAD EXAMIANS APP
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