In a redox reaction, what happens to a species that is oxidised?
AIt gains electrons
BIt loses electrons
CIt loses protons
DIt gains protons
Answer & Solution
Correct answer: B. It loses electrons
1. Oxidation and reduction always happen together, because electrons have to go somewhere.
2. Oxidation is the loss of electrons by a molecule, atom or ion.
3. Reduction is the gain of electrons by a molecule, atom or ion.
4. The species that loses electrons hands them to another species, so it acts as the reducing agent.
_Source: Siyavula Physical Sciences Grade 12 (Everything Science, CC BY 4.0), Chapter 13: Electrochemical reactions_
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