2. Question 1: Has the molecular formula CH 3 CH 2 CH 3 … A Methane B Ethane C Propane D Butane

3. Question 2: Biodegradable polymer derived from cornstarch… A Poly(ethene) B Poly(lactic acid) C Poly(styrene) D Poly(propene)

4. Question 3: The thermal decomposition of a hydrocarbon by heating in the presence of a catalyst is called… A Fractional Distillation B Cracking. C Fermentation. D Hydration

5. Question 4: Cracking octane could make pentane and… A Ethene B Ethane C Propene D Propane

6. Question 5: Ethene and Butane could have been produced by cracking… A Pentene B Pentane C Hexene D Hexane

7. Question 6: Fermentation of glucose produces… A ethanol and water B ethanol and hydrogen C sugar and oxygen D ethanol and carbon dioxide

8. Question 7: An advantage of making ethanol by the hydration of ethene is its… A Continuous process B Renewable C Fast D Low reaction temperature

9. Question 8: An advantage of making ethanol by the fermentation of glucose is its… A Batch process B Renewable C Slow D Low reaction temperature

10. Question 9: The formula of ethanol is… A CH 3 CH 3 B CH 2 =CH 2 C CH 3 OH D CH 3 CH 2 OH

11. Question 10: The products of combustion of ethanol are A Water B Water and oxygen C Carbon dioxide D Water and carbon dioxide