Which statement best describes the process of oxidation?
A. Addition of hydrogen
B. Loss of oxygen
C. Decrease in oxidation number
D. Loss of electrons
E. Gain of electrons
The correct answer is D. Loss of electrons
Explanation: Oxidation has many definition depending on the circumstances.
1. It could be addition of oxygen
2. It could be removal of hydrogen
3. It could be loss of electrons or removal of electron from the atom
4. On the basis of oxidation number, oxidation may be defined as a reaction in which the oxidation number of an element in an atom, molecule or ion increases.
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