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An arrangement of atoms that does not form a ring, as in silicon compounds and various carbon compounds, such as aliphatic hydrocarbons.
(Chemistry) a chain of atoms in a molecule that is not joined at its ends into the form of a ring
a series of atoms linked in a chain not joined together at its ends, and so represented in its structural formula. Compare closed chain.
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|Noun||1.||open chain - a chain of atoms in a molecule whose ends are not joined to form a ring|
branched chain - an open chain of atoms with one or more side chains attached to it
straight chain - an open chain of atoms with no side chains