Organic Chemistry

1234567891011121314151617181920212223242526272829303132333435
Across
  1. 5. The larger and heavier the alkane, the lower the f_______.
  2. 9. when unsaturated vegetable oils undergo addition of hydrogen, they become _________.
  3. 11. Alkanes undergo __________ reaction, where a hydrogen atom is replaced by a chlorine or bromine atom.
  4. 12. Compounds with the same ____ group share similar chemical properties.
  5. 16. To convert butene to 1,2-dibromobutane, butene has to undergo an addition reaction with __________.
  6. 18. Alkanes are generally _________ because every C atom is bonded to a maximum of four atoms.
  7. 20. An organic compound with 2 carbon atoms and 6 hydrogen atoms is known as ____________.
  8. 23. to convert an alkene to an alcohol, the alkene undergoes an addition reaction with _____.
  9. 24. CH3C(CH3)2CH3 is a branched _________ of pentane.
  10. 25. Alkenes go through ________ reactions because the carbon atoms in C=C bonds can take in additional atoms.
  11. 27. The compound formed by replacing two hydrogen atoms with bromine atoms in propane, is called _________.
  12. 29. Isomers have the same molecular formula but different ______ of atoms.
  13. 31. We prefer to use bromine in ________ state for substitution/addition of bromine, because it's safer to handle and results in more stable bromide ions being used.
  14. 33. Cracking breaks down a large alkane, into a mixture of smaller alkenes, and a gas called ___________.
  15. 34. Hydrogenation (addition of hydrogen) for alkenes required the conditions of high temperature, high pressure and a nickel ________.
  16. 35. A physical property that describes how easily the compound flows.
Down
  1. 1. One condition for alkanes to undergo substitution is the presence of ___ ______.
  2. 2. when unsaturated oils become less saturated (fewer C=C bonds), their melting point increases and they are more likely to exist in ______ state at room temperature.
  3. 3. Insufficient oxygen used in combustion produces soot (C), ___________ and water.
  4. 4. A homologous series of compounds with twice the number of hydrogen atoms as carbon atoms.
  5. 6. Substitution reactions often produce a ___________ of substitution products, depending on the conditions of the set-up.
  6. 7. By adding this substance, I can differentiate between saturated and unsaturated hydrocarbons.
  7. 8. An alkane with 4 carbons atoms is called a _______.
  8. 10. Unbranched alkanes have higher melting, boiling points because the molecules can ______ on each other more easily.
  9. 13. An alkane with nine carbon atoms, will have ____ hydrogen atoms.
  10. 14. to convert an alkene to an alkane, the alkene undergoes an addition reaction with _____.
  11. 15. A compound with 3 carbon atoms and 6 hydrogen atoms.
  12. 17. The presence of C=C bonds in a compound makes it an __________ compound, because every C atom can still take in additional atoms.
  13. 19. The process of burning a substance in oxygen.
  14. 21. A _____ series is a group of compounds with the same general formula.
  15. 22. An organic compound with one carbon atom, 4 hydrogen atoms is called ________.
  16. 26. Alkanes are known as _____ hydrocarbons.
  17. 28. A process required to match the demand for fractions containing smaller molecules from the refinery process.
  18. 30. To ensure a methane molecules has all its hydrogen atoms replaced by chlorine, ________ chlorine is required.
  19. 32. Polyunsaturated, when applied to food products, refers to a type of _______ that contains more than one unsaturated carbon bond in its chemical structure.