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6. E/Z isomerism involves molecules with:
- different groups attached to the carbon atoms at each end of the bond
- both
- restricted rotation about a bond
7. the more stable a carbocation, the _______ alkyl groups are attached
8. When does propagation end? (termination)
- when you remove all reactants
- when two free radicals combine
- when you run out of reactants
9. cis and trans isomerism is only when at least one group on each carbon is the same
10. alkane + oxygen =
- alcohol + water
- carbon dioxide + water
- alkene
11. halogen molecule + alkene =
- halogenoalkane
- halogenoalkane + water
- alkane + hydrogen halide
12. bromine molecules become polar as they approach the electron rich double bond
13. when alkenes are shaken in bromine water they produce.......
- a mixture of products (halogenoalcohol/halogenoalkane)
- only one product (halogenoalkane)
14. addition to unsymmetrical alkenes produces _ product(s)
15. In the initiation stage, ________ takes place to create the free radicals
- homolytic fission
- heterolytic fission
16. in electrophilic addition reactions the pi bond in alkenes divide by ___________ fission, forming a C-H covalent bond
17. alkene + hydrogen halide =
- alcohol
- halogenoalkane
- halogenoalkane + water
19. Aliphatic Hydrocarbons have...
- branched or unbranched chains of carbon atoms, or rings of carbon atoms
- rings of carbon atoms in which there are delocalised electrons
20. A dilute, acidified solution of potassium manganate converts an alkene to ________ at room temp