Carbon exist naturally in the combined state as? by Sunday | Oct 13 | Chemistry JAMB | 0 comments A. graphite B. coal C. diamond D. wood Correct Answer: Option D – wood Users Also Read These:In the carbon cycle, atmospheric carbon dioxide is…The relative atomic mass of a naturally occurring…In the carbon cycle, carbon dioxide is used by crops for?Analysis of a hydrocarbon shows that it contains…A place where water issues out from the ground…