Chemistry The greenhouse effect is caused by the higher level of which gas in the atmosphere ? Nitrous oxide Carbon dioxide Sulphur dioxide Carbon monoxide Nitrous oxide Carbon dioxide Sulphur dioxide Carbon monoxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one out of the following helps in burning ? Carbon monoxide Oxygen Nitrogen Carbon dioxide Carbon monoxide Oxygen Nitrogen Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Non-stick kitchenwares are coated with PVC Silicon Graphite Teflon PVC Silicon Graphite Teflon ANSWER DOWNLOAD EXAMIANS APP
Chemistry Mercury is emitted into air by Steam engine Burning coal Coal fire Burning garbage Steam engine Burning coal Coal fire Burning garbage ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is commonly used for pulp bleaching in the paper industry? Hydrogen peroxide Iodine and water Glucose isomerase Mild sulphuric acid Hydrogen peroxide Iodine and water Glucose isomerase Mild sulphuric acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is most acidic Na2O MgO Al22O3 CaO Na2O MgO Al22O3 CaO ANSWER DOWNLOAD EXAMIANS APP
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