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Coal & Petroleum
Chemistry · CBSE Class 8 · English Medium · 30 questions and answers
Sample questions
- Q: What type of natural resource is coal?
- A: Exhaustible natural resource
- Q: What are coal, petroleum and natural gas called together?
- A: Fossil fuels
- Q: What is coal mainly made of?
- A: Carbon
- Q: What is the slow conversion of dead plants into coal called?
- A: Carbonisation
- Q: Which fuel was earlier used in railway engines?
- A: Coal
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