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1. hydrocarbons with only single bonds
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Ch 23 Test Review
Chapter 23 Organic Compounds Test Review
Question | Answer |
---|---|
Part A Vocabulary Review 1. hydrocarbons with only single bonds | saturated hydrocarbons |
2. hydrocarbons that have at least one double or triple bond | unsaturated hydrocarbons |
3. most compounds that contain carbon | organic compounds |
4. large molecules made up of many smaller organic molecules that have formed new bonds and are linked together | polymers |
5. organic compounds whose structural formulas contain the benzene ring | aromatic compounds |
6. biological compounds that contain twice as many hydrogen atoms as oxygen atoms | carbohydrates |
7. polymers formed from amino acids | proteins |
8. compounds with the same chemical formula but different molecular structures and shapes | isomers |
9. polymers that control the activities and reproduction of cells | nucleic acids |
10. small molecules that form links in polymer chains | monomers |
11. a mixture of thousands of carbon compounds | petroleum |
12. polymers used in shopping bags and plastic bottles | polyethylene |
13. made up of only carbon and hydrogen atoms | hydrocarbon |
14. process of separating petroleum into its individual compounds by boiling point | fractional distillation |
15. biological compounds that include fats and oils | lipids |
16. hydrocarbons in which one or more hydrogen atoms have been replaced with atoms of other elements | substituted hydrocarbons |
Part B Concept Review 1. C6H6 is the formula for benzene. Benzene’s carbon atoms have three single bonds and three double bonds. In the space provided, draw the structural formula for benzene. | Hint: Benzene is a ring structure; when drawing this make sure you have 8 electrons around every oxygen; use your notes since I can't draw this on study stacks. |
2. Phenol is an aromatic compound made up of a benzene molecule with an –OH group substituted for one of the hydrogens. Its formula is C6H5OH. In the space below, draw the structural formula for phenol. | You can redraw the Benzene ring and substitute a -H with an -OH which makes it a substituted hydrocarbon |
3. How are monomers and polymers related? | monomers are the individual molecules that make up polymers |
Classification and Example 4. used in structure and repair of body tissues | d and l |
5. contains hydrogen and oxygen atoms in a 2:1 ratio | c and h |
6. substituted hydrocarbon with –OH groups replacing hydrogen | b and k |
7. Its structural formula contains the benzene ring. | a and j |
8. combines through peptide bonds | g and i |
9. contains same elements as carbohydrates but in different proportions | e and n |
10. polymers that control heredity and cell activities | f and m |