When diamond is heated to 1500∘C, in the absence of air, it forms :
Name the products formed when :
(a) wood is burnt in the absence of air.
(b) bone is heated in the absence of air.
(c) diamond is burnt in air at 900∘C.
(d) graphite is subjected to high pressure and 3000∘ C temperature.
Coke is formed when coal is heated in absence of
Why aren't the four products obtained when we heat coal in the presence of air? Why are they obtained only when we heat it in absence of air (distructive distillation)?