Chemistry Two elements which can form a large number of compounds are Carbon and Sulphur Carbon and Hydrogen Carbon and Nitrogen Carbon and Oxygen Carbon and Sulphur Carbon and Hydrogen Carbon and Nitrogen Carbon and Oxygen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Normal rainwater is slightly acidic due to the presence of Carbon dioxide None of these Sulphur dioxide Methane Carbon dioxide None of these Sulphur dioxide Methane ANSWER DOWNLOAD EXAMIANS APP
Chemistry Element 106 was discovered by Kurchatove Rutherford Lawrence Seaborg Kurchatove Rutherford Lawrence Seaborg ANSWER DOWNLOAD EXAMIANS APP
Chemistry Chernobyl disaster is the result of pollution by Carbon dioxide Acid rain Radioactive waste Oil spill Carbon dioxide Acid rain Radioactive waste Oil spill ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas that usually causes explosions in coal mines is Methane Hydrogen Carbon monoxide Air Methane Hydrogen Carbon monoxide Air ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following vitamins is generally excreted by human in urine? Vitamin C Vitamin D Vitamin B None of these Vitamin C Vitamin D Vitamin B None of these ANSWER DOWNLOAD EXAMIANS APP
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