Tag: chemistry
Questions Related to chemistry
What is the percentage of free carbon in anthracite?
Coal is free carbon.
Statement: Coal tar contains large number of aliphatic hydrocarbons.
State whether the given statement is true or false.State whether the given statement is true or false.
Carbonisation of coal is done to meet the demand coke and coal tar.
Cresols present in coal tar are __________ in nature.
Anthracene present in coal tar is __________ in nature.
Which two transportation means move nearly two-thirds of all U.S. coal shipments?
The second largest market for coal is:
The underlined word in the following sentence has been jumbled up. Find the correct form of the word.
______ is obtained from mine.
Possibility of occurrence of coal in an area, is determined by study of