No student devices needed. Know more
10 questions
What are the necessary conditions for carbonization?
High Temperature
High Pressure
No presence of air
High presence of O2
Coal is a ___-_________ ________
Coal tar is a byproduct of the coal distillation process and is used in various industries. It contains ___ substances
700
100
300
200
What are the products obtained from destructive distillation of coal?
Coke
Coal tar
CNG
LPG
Coal gas
Coke is a pure form of ______ element
Coal gas is used as a fuel in which industry?
Textile industry
Chemical industry
Automobile industry
Steel industry
What is the method carried out during the process of refining to obtain various constituents of petroleum?
fractional distillation
filtration
combustion
cracking
What are the characteristics of coal
Black
Hard
Soft
___________ Distillation of coal is the process where we can obtain coke, coal tar and coal gas.
Where is petroleum obtained from?
Explore all questions with a free account