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CHEM111 (midterms) Exam Study Guide.
Organic chemistry - answer✔The branch of chemistry that deals with carbon compounds
the aliphatic and aromatic - answer✔hydrocarbons are divided into two main classes:
aliphatic hydrocarbon - answer✔do not contain the benzene group, or the benzene ring
aromatic hydrocarbons - answer✔contain one or more benzene rings.
alkanes, alkenes, and alkynes - answer✔aliphatic hydrocarbons are divided into
alkanes - answer✔only single covalent bonds are present
saturated hydrocarbons - answer✔The alkanes are known as
structural isomers - answer✔butane can exist in two structurally different forms, called
amino - answer✔NH2
Nitro - answer✔NO2
Iodo - answer✔I
vinyl - answer✔CH=CH2
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chlorine atom - answer✔contains an unpaired electron (shown by a single dot)
free radical - answer✔a chlorine atom is a
alkanes - answer✔one or more hydrogen atoms
alkyl halides - answer✔have been replaced by a halogen atom are called
optical isomers - answer✔are nonsuperimposable mirror images of each other
hydrocarbon - answer✔is a compound that contains only carbon atoms and hydrogen atoms
hydrocarbon derivative - answer✔is a compound that contains carbon and hydrogen and one
or more additional elements.
saturated hydrocarbons - answer✔is a hydrocarbon in which all carbon-carbon bonds are single
bonds
unsaturated hydrocarbon - answer✔is a hydrocarbon in which one or more carbon-carbon
multiple bonds (double bonds, triple bonds, or both) are present.
acyclic - answer✔without ring
cyclic - answer✔with ring
alkane - answer✔CnH2n+2
two-dimentional structural representation - answer✔that shows how the various atoms in a
molecule are bonded to each other
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