10th Class Science Metals and Non-metals Question Bank 10th CBSE Science Metals and Non-metals

  • question_answer   A non-metal A is an important constituent of our food and forms two oxides B and C. Oxide B is toxic whereas C causes global warming. (a) Identify A, B and C. (b)To which group of Periodic Table does A belong?


                      (a) Global warming is mainly caused by carbon dioxide. So, C ? CO2 It is an oxide of carbon So, A?Carbon, C The other oxide of carbon which is toxic is carbon monoxide, CO. So, B ? CO (b) 'A' belongs to group-14 of the Periodic Table.

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