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Question 1: Has the molecular formula CH 3 CH 2 CH 3 … A M ethane B Ethane C Propane D Butane. Question 2: Biodegradable polymer derived from cornstarch … A Poly( ethene ) B Poly(lactic acid) C Poly(styrene) D Poly(propene).
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Question 1: Has the molecular formula CH3CH2CH3… AMethane B Ethane CPropane DButane
Question 2:Biodegradable polymer derived from cornstarch… A Poly(ethene) B Poly(lactic acid) C Poly(styrene) D Poly(propene)
Question 3: The thermal decomposition of a hydrocarbon by heating in the presence of a catalyst is called… A Fractional Distillation B Cracking. CFermentation. D Hydration
Question 4: Cracking octane could make pentane and… AEthene B Ethane C Propene D Propane
Question 5: Ethene and Butane could have been produced by cracking… A Pentene B Pentane CHexene D Hexane
Question 6: Fermentation of glucose produces… Aethanol and water B ethanol and hydrogen C sugar and oxygen Dethanol and carbon dioxide
Question 7: An advantage of making ethanol by the hydration of etheneis its… A Continuous process B Renewable CFast DLow reaction temperature
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
Question 9: The formula of ethanol is… A CH3CH3 B CH2=CH2 C CH3OH DCH3CH2OH
Question 10: The products of combustion of ethanol are AWater BWater and oxygen CCarbon dioxide DWater and carbon dioxide