What are the oxidation number of the underlined elements in each of the following and how do you rationalise the results ?

What are the oxidation number of the underlined elements in each of th

1.	What are the oxidation number of the underlined elements in each of the following and how do you rationalise the results ?
Answer» SOLUTION :C of COOH has o0XIdation NUMBER +2, C of `CH_3` has o0XIdation number -2.