In an aliphatic hydrocarbon, the chains of carbon atoms are open, that is, either
_______________ or ____________. If an aliphatic hydrocarbon has only
single carbon-to-carbon bonds, the compound is said to be s_____________.
A saturated compound has only ___________ bonds. Saturated aliphatic
hydrocarbons are also called ____________.
8. An unsaturated aliphatic hydrocarbon contains at least one bond, which is
__________ or _________. If it contains at least one double bond, it is called an
______. If it contains as least one triple bond, it is called an .
9. As a part of their structure, aromatic compounds include a __________ _______.
The number of carbon atoms in a benzene ring is ________
is a comon symbol for the _____ _____.
Compounds including such a structure are called ________________