Chemistry Ruby and sapphire are oxides of Copper Tin Iron Aluminium Copper Tin Iron Aluminium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Laughing gas is Nitrous oxide Nitric oxide Nitrogen trioxide Nitrogen pentoxide Nitrous oxide Nitric oxide Nitrogen trioxide Nitrogen pentoxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Galvanization is the : Deposition of tin on iron Deposition of copper on iron Deposition of zinc on iron Deposition of aluminium on iron Deposition of tin on iron Deposition of copper on iron Deposition of zinc on iron Deposition of aluminium on iron ANSWER DOWNLOAD EXAMIANS APP
Chemistry Iron is prevented from rusting by coating with zinc. This process is called as Galvanisation Reduction Sublimation Corrosion Galvanisation Reduction Sublimation Corrosion ANSWER DOWNLOAD EXAMIANS APP
Chemistry 24 carat of diamond is equal to 95% mg 91% gold 200 g 200 mg 95% mg 91% gold 200 g 200 mg ANSWER DOWNLOAD EXAMIANS APP
Chemistry Synthetic detergents are prepared from Potassium salts of higher fatty-acids Sodium salts of higher fattyacids Hydrocarbons of petroleum Glycerides Potassium salts of higher fatty-acids Sodium salts of higher fattyacids Hydrocarbons of petroleum Glycerides ANSWER DOWNLOAD EXAMIANS APP
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