Chemistry Which one of the following group of gases contributes to the 'Green House Effect'? Carbon monoxide and Sulphur dioxide Ammonia and Ozone Carbon tetraflouride and Nitrous oxide Carbon dioxide and Methane Carbon monoxide and Sulphur dioxide Ammonia and Ozone Carbon tetraflouride and Nitrous oxide Carbon dioxide and Methane ANSWER DOWNLOAD EXAMIANS APP
Chemistry The luster of a metal is due to presence of free electrons its high density its chemical inertness its high polishing presence of free electrons its high density its chemical inertness its high polishing ANSWER DOWNLOAD EXAMIANS APP
Chemistry Formic acid is produced by Mosquitoes Red ants Cockroaches White ants Mosquitoes Red ants Cockroaches White ants ANSWER DOWNLOAD EXAMIANS APP
Chemistry Iodine can be separated from a mixture of Iodine and Potassium Chloride by Filtration Sedimentation Sublimation Distillation Filtration Sedimentation Sublimation Distillation ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is an iron ore ? Bauxite Nitrite Lignite Magnetite Bauxite Nitrite Lignite Magnetite ANSWER DOWNLOAD EXAMIANS APP
Chemistry The acid rain destroys vegetations because it contains Nitric acid Ozone Carbon monoxide Sulphuric acid Nitric acid Ozone Carbon monoxide Sulphuric acid ANSWER DOWNLOAD EXAMIANS APP
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