Question

What are the four different types of coal abd write its characteristics?

Answer 1

diamond it is very hard in nature
tar which is blackish
ash soft and weightless
tarcoal white emits bad smell

Answer 2

the four different type of coal are

peat - carbon content is very low bout 35%

lignite -carbon content is about 40%-50%

bituminous-carbon content is about 70%-80%

anthracite -the best coal avilable in earth it has carbon content above 85%-90%