1) What is the general formula for alkanes? a) CnH2n b) CnH2n+1 c) CnH2n+2 d) CnH2n-2 2) Which functional group do alcohols contain? a) -CHO b) -NH2 c) -COOH d) -OH 3) What is the simplest alkene? a) Butane b) Propane c) Ethene d) Methane 4) What is the main use of alkanes? a) Fuels b) Plastics c) Solvents d) Lubricants 5) What is the functional group of carboxylic acids? a) -COOH b) -CHO c) -NH2 d) -OH 6) Which of the following is a saturated hydrocarbon? a) Butene b) Propane c) Propyne d) Ethene 7) What is the process of cracking? a) Adding hydrogen b) Breaking long chains c) Combining molecules d) Removing oxygen 8) What is the main product of fermentation? a) Ethanol b) Propanol c) Methanol d) Butanol 9) Which polymer is made from ethene? a) Polyethene b) Polypropene c) PVC d) Nylon 10) What is the formula for methanol? a) C3H7OH b) CH3OH c) C4H9OH d) C2H5OH 11) What type of reaction is combustion? a) Exothermic b) Reversible c) Neutral d) Endothermic 12) What is the main component of natural gas? a) Butane b) Propane c) Ethane d) Methane 13) Which compound is a ketone? a) Methanal b) Ethanol c) Butanoic acid d) Propanone 14) What is the main use of ethanol? a) Lubricant b) Solvent c) Plastic d) Fuel 15) What is the functional group of aldehydes? a) -NH2 b) -OH c) -CHO d) -COOH 16) Which of these is an unsaturated hydrocarbon? a) Propane b) Ethene c) Methane d) Butane 17) What is the main use of alkenes? a) Fuels b) Plastics c) Lubricants d) Solvents 18) What is the formula for ethanoic acid? a) C4H9OH b) C3H7OH c) C2H5OH d) CH3COOH 19) Which of the following is an ester? a) Methanol b) Propanol c) Ethyl ethanoate d) Ethanol 20) What is the main use of esters? a) Flavors b) Fuels c) Plastics d) Lubricants

CCEA Unit 2 Chemistry: Organic Chemistry

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