Correct spelling is a must!

1. Hydrocarbons that have one or more hydrogen removed and replaced by another element, such as chlorine, are called _?_ hydrocarbons.

   
   
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2. Water, salt and iron(III) oxide are examples of _?_ compounds since they do not contain carbon.

   
   
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3. Name the compound that has the formula: C3H7COOH

   
   
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4. The process of separating crude oil into useful products is called _?_.

   
   
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5. The most expensive allotrope of carbon is a(n) _?_

   
   
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6. Water and _?_ (name) are produced when you burn a hydrocarbon.

   
   
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7. Alkanes are _?_ because they have all single bonds and no room to add other atom

   
   
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8. What is the smallest alkene?

   1.   ?    methene
   2.   ?    ethene
   3.   ?    propene
   4.   ?    methane

9. 2,2-dimethypropane, 2-methylbutane and pentane are _?_ since they have the same chemical formula but different structural formulas.

   
   
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10. Name this compound.

    
    
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11. This compound is commonly called benzene. What is it's chemical name?

    
    
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12. Name this compound.

    
    
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13. Name this compound.

    
    
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14. Name this compound.

    
    
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15. If you oxidize this alcohol, you would produce water and _?_.

    
    
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16. Which of the following would be an isomer of 2-pentyne?

    1.   ?    3-pentyne
    2.   ?    1,2-pentene
    3.   ?    2-pentene
    4.   ?    cyclopentyne
    5.   ?    all of these

17. The _?_ of the different products is used to separate crude oil into useful fuels.

    1.   ?    condensing points
    2.   ?    melting points
    3.   ?    freezing points
    4.   ?    phases
    5.   ?    colors

18. The structural formula of an organic compound shows the _?_ between atoms in a compound.

    1.   ?    bonding
    2.   ?    distance
    3.   ?    subscripts
    4.   ?    difference in atomic masses
    5.   ?    phases

19. Which of the following compounds exist?

    1.   ?    2,3-dimethylpropene
    2.   ?    methyne
    3.   ?    2,4-cyclooctene
    4.   ?    2-methyl, 4-ethylnonane
    5.   ?    3-butene

20. What would be the formula for an alkane with 30 carbon atoms?

    1.   ?    C30H30
    2.   ?    C30H31
    3.   ?    C30H60
    4.   ?    C30H61
    5.   ?    C30H62