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In an oxidation half-reaction, which amount is shown?
A. the number of atoms needed to balance the equation
B. the number of electrons an element gains
C. the number of electrons an element loses
D. the number of electrons needed to balance the equation

Respuesta :

EhiCos
Hi,
The answer should be C.

Hope this helps, if you’d like further explanation please let me know.
InesWalston

Answer: option C

Explanation:

Oxidation means you loss of electons (LEO) and Reduction is gain of electrons.

Example: sodium gets oxidized by the loss of one electron as shown below

Na------> Na+ + 1e-

Here Na lost one electron hence it is oxidation

Change in oxidation no: 0 to +1

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