Alexzander Lamb

Chemistry

14 May, 15:14

Carbon, with a half-full outer shell of electrons, readily shares its electrons with other atoms and forms a vast number of molecules, many of which are the organic molecules that form the backbone of living matter. looking at the periodic table, which element might play a role like carbon in life forms on some other planet? 1. silicon 2. aluminum 3. oxygen 4. carbon 5. hydrogen