Fuels and Hydrocarbons
Across
- 5. Compounds that have a double-bond in their structure are ___________.
- 6. A substance that speeds up a chemical reaction without being used up.
- 7. Hydrocarbons are made up of carbon and
- 10. Fossil fuels are ________ meaning they will run out.
- 11. Methane, ethane and propane are examples of this.
Down
- 1. Spraying water on a fire removes the ________ from the fire triangle
- 2. The solution used to test for saturation.
- 3. CH3CH2CH2CH2CH2CH3
- 4. The three main fossil fuels are oil, gas and
- 8. Element needed for fire to burn
- 9. Compounds with 1-4 carbon atoms have low __________ points.
- 10. A compound that has stored energy