Answer
Step by step text solution for What is coal tar? How is it useful to us? by CHEMISTRY experts to help you in doubts & scoring excellent marks in Class 7 exams.
|
NCERT TELUGU-COAL AND PETROLEUM-EXERCISE
- What is coal tar? How is it useful to us?
04:22
|
- Explain the process of formation of petrol.
03:09
|
- What will happen if all the forests wer cut down?
01:25
|
- What is the difference between destructive distillation and fractional...
05:22
|
- What are the harmful effects of burning fossil fuels? How it effect th...
03:11
|
- Why natural gas is called as ideal fuel?
02:25
|
- "Crude oil and refined fuel when spills into the sea from tanker of sh...
02:51
|
- Resources which are present in unlimited amount are called
04:23
|
- Natural resources which are present in limited quantity and which can ...
04:44
|
- Fossil fuel
02:14
|
- Pure form of carbon
03:26
|
- Coal tar is used in manufacture of
03:22
|
- Naphthalene balls obtained from
03:47
|
- Petroleum formed from
02:26
|
- Refining is
03:59
|
- Fuel in a Jet Aircraft
03:43
|
- The major constituent of CNG is
02:57
|
- Which one is ideal fuel relative to pollution?
04:33
|