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Which of the following statements is/are incorrect?
I. In the trivial system of nomenclature, the terms ortho, meta and para are used as prefixes.
II. 1,3-dibromobenzene is named as o-dibromobenzene
III. When a benzene ring is attached to an alkane having a functional group, it is considered as parent.
Choose the correct option.

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Both I and III

only II

Both II and III

Only I

answer is C.

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Detailed Solution

I,3-dibromobenzene is named as m-dibromobenzene

When a benzene ring is attached to an alkane having a functional group, it is considered as a substituent, instead of a parent.

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