Which variety of coal contains maximum amount of carbon?
Anthracite contain maximum amount of carbon.
What is coal gas? Name its constituents.
The gases product obtained by the destructive distillation of coal is called coal gas. The constituents of coal gas are hydrogen, methane and carbon monoixde.
What is coke?
The greyish-black residue left after destructive distillation of coal is called coke.It is a tough, porous and black substance. It is almost pure form of carbon.
What is the name of the process in which coal is heated in absence of air?
The process is called destructive distillation of coal.