Question

Why is the coversion of ethanol to ethanoic acid an oxidation reaction?

Answer 1

The oxygen is added to the coversion of ethanol to ethanoic acid during this time so it is called oxidation reaction .
Hope this helps 
Thanks
-----------------------------------------------------------------------------------------------------

Answer 2

ethanol - C2H5OH
ethanoic acid - CH3COOH

================================

REACTION-

C2H5OH +[O] -------> CH3COOH
catalyst - K2Cr2O7[oxidizing agent]

================================

REASON -

Oxidation is the process in which oxygen is added to a compound.

in this reaction oxygen is added to alcohol and it gets converted to an acid.

therefore this reaction is an oxidation reaction.