1.

The oxidation number of carboxylic carbon atom in CH3COOH is ……(a) + 2 (b) + 4 (c) + 1 (d) + 3

Answer»

(d) + 3 

CH3COOH 

-3 + 3 + x – 4 + 1 = 0

x – 3 = 0 

x = + 3

Carboxylic carbon oxidation number = +3



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