Chemistry Who is known as the 'father of modern chemistry' John Dalton Robert Boyle Antoine Lavoisier Democritus John Dalton Robert Boyle Antoine Lavoisier Democritus ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most important ore of lead is Magnetite Pyrolusite Siderite Galena Magnetite Pyrolusite Siderite Galena ANSWER DOWNLOAD EXAMIANS APP
Chemistry Polythene is polymer of Acetylene Aniline Ethylene Propylene Acetylene Aniline Ethylene Propylene ANSWER DOWNLOAD EXAMIANS APP
Chemistry Galvanization is the : Deposition of tin on iron Deposition of zinc on iron Deposition of aluminium on iron Deposition of copper on iron Deposition of tin on iron Deposition of zinc on iron Deposition of aluminium on iron Deposition of copper on iron ANSWER DOWNLOAD EXAMIANS APP
Chemistry This group of alumino-silicate minerals is widely used in making electrical insulators Bauxite Mica Chromite Manganese Bauxite Mica Chromite Manganese ANSWER DOWNLOAD EXAMIANS APP
Chemistry Gunpowder consits of a mixture of Nitre, sulphur and charcoal Sand and TNT Sulphur, sand and charcoal TNT and charcoal Nitre, sulphur and charcoal Sand and TNT Sulphur, sand and charcoal TNT and charcoal ANSWER DOWNLOAD EXAMIANS APP