Chemistry The element used for making solar cells is Calcium Magnesium Sodium Silicon Calcium Magnesium Sodium Silicon ANSWER DOWNLOAD EXAMIANS APP
Chemistry Brass is a Homogeneous mixture Heterogeneous mixture Compound Element Homogeneous mixture Heterogeneous mixture Compound Element ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following minerals is found in pure form? Bauxite Manganese Copper Iron Bauxite Manganese Copper Iron ANSWER DOWNLOAD EXAMIANS APP
Chemistry Polythene is polymer of Propylene Acetylene Aniline Ethylene Propylene Acetylene Aniline Ethylene ANSWER DOWNLOAD EXAMIANS APP
Chemistry Bhopal gas tragedy is associated with leakage of Carbon dioxide Sulphur dioxide Methyl isocyanate Nitrogen dioxide Carbon dioxide Sulphur dioxide Methyl isocyanate Nitrogen dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas used to extinguish fire is Neon Nitrogen Carbon monoxide Carbon dioxide Neon Nitrogen Carbon monoxide Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
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