By Gould R.F. (ed.)
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You have just seen that you can represent the hydrocarbon part of a functional family by the letter R. All the structures below belong to the primary amine family. What is the functional group for this family? Write the general formula for an amine. CH3 similar ways. In Chapter 2, you will learn how compounds with each functional group react. 4, on the next page, lists some of the most common functional groups. 4 Common Functional Groups Type of compound Suffix Example Functional group alkane -ane none alkene -ene C C propene alkyne -yne C C propyne alcohol -ol C OH propanol amine -amine C N propanamine aldehyde -al propane O propanal C H O ketone propanone -one C O carboxylic acid propanoic acid -oic acid C OH O ester methyl propanoate -oate C O O amide -amide C N propanamide Physical Properties and Forces Between Molecules Organic compounds that have the same functional group often have similar physical properties, such as boiling points, melting points, and solubilities.
C) Describe the shape of the molecule around a carbon atom with a triple bond and a single bond. (d) Predict the shape of a molecule around a carbon atom with two double bonds. 3. Molecular model kits are a good representation of real atomic geometry. Are you able to make a quadruple bond between two atoms with your model kit? What does this tell you about real carbon bonding? As you observed in the ExpressLab, the shape of a molecule depends on the type of bond. 1 describes some shapes that you must know for your study of organic chemistry.
Then look up some beneficial chemicals that have been synthesized by humans. Make a poster to illustrate your findings. Chapter 1 Classifying Organic Compounds • MHR 5 CHEM FA C T H A H A few carbon compounds are considered to be inorganic. These include carbon dioxide, CO2, and and carbon compounds containing complex negative ions (for example, CO32−, HCO3−, and OCN− ). 2 (A) This complete structural diagram shows all the bonds in the molecule. (B) This condensed structural diagram shows only carbon-carbon bonds.