Chemistry Which one of the following mineral does not contain oxygen ? Bauxite Haematite Calcite Cryolite Bauxite Haematite Calcite Cryolite ANSWER DOWNLOAD EXAMIANS APP
Chemistry The ‘Green House effect’ is produced due to the presence of excess amount of Sulphur dioxide Methane Nitrogen dioxide Carbon monoxide Sulphur dioxide Methane Nitrogen dioxide Carbon monoxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chemical name of 'Hypo' commonly used in photography is Silver nitrate Sodium nitrate Sodium thiosulphate Silver iodide Silver nitrate Sodium nitrate Sodium thiosulphate Silver iodide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Food cans are coated with tin and not with zinc because Zinc has a higher melting point than tin Zinc is costlier than tin Zinc is more reactive than tin Zinc is less reactive than tin Zinc has a higher melting point than tin Zinc is costlier than tin Zinc is more reactive than tin Zinc is less reactive than tin ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following nonmetals shows allotropy in the liquid state? Bromine Phosphorous Carbon Sulphur Bromine Phosphorous Carbon Sulphur ANSWER DOWNLOAD EXAMIANS APP
Chemistry Silver gets corroded due to ________ in air. Oxygen Nitrogen Hydrogen Sulphide Carbon dioxide Oxygen Nitrogen Hydrogen Sulphide Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
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