S4 rganic Test Review Multiple hoice Identify the choice that best completes the statement or answers the question. 1. Which of the following is not a structural isomer of pentane? a. c. b. d. 2. 3. 4. Which of the following characteristics does not apply to organic chemicals? a. most compounds are flammable b. most reactions are slow at room temperature c. most compounds dissolve easily in water d. several million compounds are known When hydrocarbons reacts with oxygen to produce carbon dioxide and water the reaction is known as a. cracking c. reforming b. combustion d. distillation Which of the following molecules is not an isomer of the others? a. c. b. d. 5. 6. 7. 8. Alkanes do not dissolve in water because a. they are nonpolar c. they have low boiling points b. they are polar d. they have very high boiling points What is the smallest member of the alkene family? a. methene c. propene b. ethene d. butene The main difference between alkanes and alkenes is that alkanes a. contain double bonds, while alkenes have only single bonds b. contain only single bonds, while alkenes have at least one double bond c. are very reactive, while alkenes are unreactive d. form a homologous series, while alkenes do not Alkenes contain a. one or more double bonds b. only single bonds c. one or more triple bonds d. contain one or more H H double bonds
9. Which of the following are generally not soluble in water? a. alkanes c. alcohols b. ketones d. aldehydes 10. The name of the above compound is a. propane c. propanal b. propanol d. propanone 11. The name of the above compound is a. 1-chloromethane c. methyl chlorine b. chloromethane d. none of the above 12. 13. 14. 15. 16. Which of the following statements is not a property of carbon? a. it forms four bonds c. it forms long chains b. it forms polar bonds with hydrogen d. it forms ionic compounds Which of the following statements is not a property of an aldehyde? a. it contains oxygen c. it is soluble in water b. it can form esters d. none of the above The IUPA name for H is a. 1-methanol c. 2-ethanol b. ethanol d. 1-ethanol To which chemical group do pheromones often belong? a. alcohols c. ketones b. aldehydes d. carboxylic acids Which of the following is an alcohol? a. NaH c. b. d. 17. The compound above is classified as a(n) a. alkane c. aldehyde b. carboxylic acid d. ketone 18. The formula for methyl ethanoate is which of the following?
a. c. b. d. 19. 20. 21. 22. Which of following chlorine compounds has had a negative influence on Earth's ozone layer? a. chlorofluorocarbons (Fs) b. hexachlorobenzene c. dichlorodiphenyltrichloroethane (DDT) d. tetrachloromethane (carbon tet ) Substances whose molecules are made up of many similar small molecules linked together in long chains are called a. isomers c. polymers b. monomer d. chain alkanes Esters are a. often fragrant c. found in some types of flavoring b. essential oils in fruits and flowers d. all of the above Which one of the following pairs contains compounds from which a condensation polymer can be produced? a. and b. and c. and d. and 23. Which of the following compounds can produce an addition polymer? a. c. b. d. 24. 25. Why is a minor spill of organic solvents potentially dangerous? a. it flows easily c. it soaks into fabrics nearby b. it vaporizes quickly d. all of the above Which of the following is a characteristic of the vapour of organic solvents? a. more dense than air c. flammable
b. invisible d. all of the above 26. 27. 28. 29. 30. Which of the following is a sensible precaution when working with organic solvents? a. work in an enclosed space c. keep away from open flames b. store the container below ground d. breathe deeply What is a liquid s flashpoint? a. the temperature at which it boils c. the temperature at which it emits light b. the temperature at which it will burn d. none of the above Which of the following are characteristics of a carboxylic acid? a. sour taste c. has a ph<7 b. produces bubbles with baking soda d. all of the above What is the common name for methanoic acid? a. vinegar c. vitamin b. formic acid d. none of the above Which of the following statements is a main concern pertaining to the use of aspartame in our foods? a. it is based on an amino acids b. it is too sweet and could promote tooth decay c. it produces methanol in the body d. none of the above 31. A polymer has the structure shown above. Which of the following is true? a. it is an addition polymer b. it is a condensation polymer c. it is commonly known as polyester d. none of the above 32. 33. 34. 35. Which of the following is not a property of plastics? a. are generally flexible b. are relatively unreactive c. become more flexible when heated d. are less rigid the more crosslinks there are Which of the following is not a condensation polymer? a. polyethylene c. nylon b. polyester d. Kevlar A liquid that will readily ignite and burn at room temperature is said to be a. flammable c. inert b. combustible d. none of the above A liquid that will ignite and burn at temperatures higher than normal working temperatures is said to be a. flammable c. inert
b. combustible d. none of the above 36. 37. 38. The lowest temperature at which a flammable or combustible liquid will vaporize sufficiently to form a burnable mixture with air is called a. the condensation point c. the melting point b. the boiling point d. the flashpoint Which organic family can be used, along with alcohols, to form polyester? a. ethers c. aldehydes b. ketones d. carboxylic acids Your neighbour spills a large container of acetone on her garage floor. What should she do? a. open the garage door b. extinguish her cigarette c. soak up as much liquid as possible with a cloth and hang it to dry d. all of the above Matching Match the following terms with their definitions. a. polymer d. hydrogen b. monomers e. amines c. alkyl halide f. alcohols 39. organic molecules that are the smallest repeating unit of a polymer 40. the high solubility of amines in water is due to this type of bond 41. an alkane that has one or more of its atoms replaced by a halogen 42. menthol, cholesterol, and glycerol are all members of this family 43. an organic compound that is a long chain made up of many repeating, small, identical molecules 44. family formed by replacing one or more hydrogens in ammonia with an alkyl group
1. Draw the following alcohols a) heptan 2 ol d) 2,4,6 trichlorooctan 2 ol g) but 2 ene 1 ol b) 3 methylhexan 1 ol e) pentan 1,4 diol h) 4 methylpent 2 yne 1 ol c) cyclopropanol f) benzene 1,3 diol i) 3,4 dimethylcycloheptan 1 ol 2. Name the following alcohols H a) b) H H c) H l H H 2 H H H H 2 d) e) f) H H H H H g) h) 2 H i) H 3. Explain why the propane that is used as a fuel in a BBQ is gas at room temperature, but 2 propanol used as rubbing alcohol is a liquid at room temperature. 4. Draw the following ethers a) 1 propoxypentane c) 1 methoxy 4 chlorohexane e) 2 propoxy 4 phenylheptane b) 2 ethoxybutane d) 3 butoxy 2,4 dimethyloctane f) 1 ethoxycyclopentane
5. Name the following ethers a) b) c) H 2 2 H 3 H d) e) f) H 2 7. Draw the following aldehydes and ketones a) hexanal b) heptan 3 one c) 3 methyloctanal d) 2,2 dimethylhexan 3 one e) 2,4,6 trichloroheptanal f) 4 phenyloctan 2 one g) 2 methylcyclohexanone h) 4 hydroxyhexanal i) penta 1,4 dione 8. Name the following aldehydes and ketones a) b) c) H H
H 2 l H 2 H 2 d) e) f) g) Br 11. Draw the following carboxylic acids a) butanoic acid c) 3,5 dimethylheptanoic acid e) 2,3,4 trichlorobutanoic acid b) 2 methylpentanoic acid d) 5 hydroxyhexanoic acid f) 2 bromoethanoic acid 12. Name the following carboxylic acids H 3 H 2 H H 3 H a) b) 3 c) H H H 3 H F d) F H e) H f)
14. Draw the following esters a) ethyl butanoate b) pentyl propanoate c) propyl 3 ethylhexanoate d) methyl 4 phenylpentanoate e) 2,3 dimethylpentyl ethanoate f) butyl 3 hydroxyheptanoate
15. Name the following esters H 3 2 2 a) b) c) H 3 H H 3 3 d) e) f) 2
S4 rganic Test Review Answer Section MULTIPLE IE 1. D 2. 3. B 4. D 5. A 6. B 7. B 8. A 9. A 10. 11. B 12. D 13. B 14. B 15. 16. D 17. 18. D 19. A 20. 21. D 22. D 23. A 24. D 25. D 26. 27. B 28. D 29. B 30. 31. A 32. D 33. A 34. A 35. B 36. D 37. D 38. D MATING 39. B 40. D 41. 42. F 43. A 44. E