1. CHEMISTRY DEPARTMENT WAID ACADEMY Fuels

2. The first stage in the refining of crude oil is called. 1.Cracking 2.Reforming 3.Primary distillation 4.Vacuum distillation20

3. The reaction shown below is an example of a reaction known as25 1.Dehydrogenation 2.Reforming 3.Cracking 4.Hydrogenation

4. Name the branched chain molecule shown below. 30 1.2,2,3-trimethylpentane 2.2,4,4-trimethylpentane 3.2,3,4-trimethylpentane 4.2,2,4-trimethylpentane

5. Which fuel can be obtained from a renewable source? 20 1.Ethanol 2.Petrol 3.Diesel 4.Kerosene

6. Which fuel has the advantage of not producing harmful greenhouse gases when it burns? 20 1.Ethanol 2.Methanol 3.Hydrogen 4.Biogas

7. Name the fuel present in biogas. 20 1.Hydrogen 2.Carbon monoxide 3.Methanol 4.Methane

8. Which alternative to fossil fuels has the disadvantage of being toxic and water absorbent? 20 1.Methanol 2.Biogas 3.Ethanol 4.Hydrogen

9. Which renewable fuel can be obtained by the electrolysis of water?20 1.Methanol 2.Biogas 3.Ethanol 4.Hydrogen

10. What alternative to fossil fuels can be made by the fermentation of glucose? 20 1.Methanol 2.Biogas 3.Ethanol 4.Hydrogen

11. What alternative to fossil fuels can be made by the fermentation of glucose? 20 1.Methanol 2.Biogas 3.Ethanol 4.Hydrogen