Chemistry In which of the following states maximum iron ore is found ? FeCO3 Fe2O3 FeS2 Fe3O4 FeCO3 Fe2O3 FeS2 Fe3O4 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Hard steel contains 0.01 to 0.04 per cent carbon 0.1 to 0.4 per cent carbon 0.5 to 1.5 per cent carbon 2 to 5 per cent carbon 0.01 to 0.04 per cent carbon 0.1 to 0.4 per cent carbon 0.5 to 1.5 per cent carbon 2 to 5 per cent carbon ANSWER DOWNLOAD EXAMIANS APP
Chemistry Gold dissolves in Aqua-regia Acetic acid Hydrochloric acid Nitric acid Aqua-regia Acetic acid Hydrochloric acid Nitric acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry The pH of lemon juice is expected to be Nothing can be predicted Equal to 7 Less than 7 More than 7 Nothing can be predicted Equal to 7 Less than 7 More than 7 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The metals commonly used for electroplating are Nickel, Lead and Chromium Gold, Sodium and Potassium Chromium, Copper and Nickel Gold, Sodium and Chromium Nickel, Lead and Chromium Gold, Sodium and Potassium Chromium, Copper and Nickel Gold, Sodium and Chromium ANSWER DOWNLOAD EXAMIANS APP
Chemistry The iron ore magnetite consists of Fe2O3 Fe3OH4 FeCO3 3Fe2O3 .. 3H2O Fe2O3 Fe3OH4 FeCO3 3Fe2O3 .. 3H2O ANSWER DOWNLOAD EXAMIANS APP