Chemistry Rock salt is a mineral containing Iron Magnesium Potassium Sodium Iron Magnesium Potassium Sodium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is not a commercial source of energy? Petroleum Coal Natural Gas Firewood Petroleum Coal Natural Gas Firewood ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is used as filler in tyre of rubber ? Graphite Coke Carbon black Coal Graphite Coke Carbon black Coal ANSWER DOWNLOAD EXAMIANS APP
Chemistry Iron is prevented from rusting by coating with zinc. This process is called as Sublimation Corrosion Reduction Galvanisation Sublimation Corrosion Reduction Galvanisation ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following minerals is found in pure form? Bauxite Manganese Iron Copper Bauxite Manganese Iron Copper ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is a natural dye ? Aniline blue Phenolphthalein Alizarin Crystal violet Aniline blue Phenolphthalein Alizarin Crystal violet ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS