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Can you tell me what's the nomenclature of $\ce{C H_2 O_2}$?

What is its IUPAC name?

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This can be a useful site for such queries if you know the structure of the compound or atleast one name, for example to answer your query click this – Aditya Sriram Jan 14 '13 at 2:56

The compound you provided can be written more clearly as $\ce{HCOOH}$

IUPAC name : Formic acid

Systematic name :Methanoic Acid

Other names: Aminic acid, Formylic acid, Hydrogen carboxylic acid, Hydroxymethanone, Hydroxy(oxo)methane, Metacarbonoic acid, Oxocarbinic acid, Oxomethanol

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Well it could also be dioxirane. Maybe Bharat Khanna could precise his question and the context in which he came up to it. – PLD Jan 13 '13 at 21:00

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