Chemistry Iron is prevented from rusting by coating with zinc. This process is called as Sublimation Reduction Galvanisation Corrosion Sublimation Reduction Galvanisation Corrosion ANSWER DOWNLOAD EXAMIANS APP
Chemistry Gunpowder consits of a mixture of Sulphur, sand and charcoal Sand and TNT TNT and charcoal Nitre, sulphur and charcoal Sulphur, sand and charcoal Sand and TNT TNT and charcoal Nitre, sulphur and charcoal ANSWER DOWNLOAD EXAMIANS APP
Chemistry Carborundum is another name of Calcium oxide Silicon carbide Calcium carbide Silicon oxide Calcium oxide Silicon carbide Calcium carbide Silicon oxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which gas is used for converting vegetable oils into saturated fats ? O2 H2 SO2 Cl2 O2 H2 SO2 Cl2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The coating of a thin layer of zinc on steel or iron objects is known as Electroplating Galvanising Hot dipping Tinning Electroplating Galvanising Hot dipping Tinning ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is extensively used for sterilizing water ? Soda powder Alum Borax powder Bleaching powder Soda powder Alum Borax powder Bleaching powder ANSWER DOWNLOAD EXAMIANS APP
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