Question 50
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) A is carbon, B is carbon monoxide and C is carbon dioxide.
Carbon dioxide causes global warming and CO is a toxic gas.
(b) 'A', that is carbon belongs to Group – 14 of the periodic table.