when is di- used in the name of a hydrocarbon?\nwhen the main chain contains two carbon atoms\nwhen there…

when is di- used in the name of a hydrocarbon?\nwhen the main chain contains two carbon atoms\nwhen there are two different substituents\nwhen there are two main chains of equal length\nwhen there are two identical substituents

when is di- used in the name of a hydrocarbon?\nwhen the main chain contains two carbon atoms\nwhen there are two different substituents\nwhen there are two main chains of equal length\nwhen there are two identical substituents

Answer

Brief Explanations:

In hydrocarbon nomenclature, the prefix "di -" is used to denote the presence of two identical substituents on the main chain. For example, dimethyl means two methyl groups.

Answer:

when there are two identical substituents