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MaRussiya [10]
2 years ago
11

HELP PLEASE!!! time limited

Chemistry
1 answer:
allochka39001 [22]2 years ago
4 0

Answer:Photon

Explanation: hope it helped

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Half reaction :

Oxidation

Cu ⇒ Cu²⁺ + 2e⁻

Reduction

2Ag⁺+ 2e⁻ ⇒2Ag  

<h3>Further explanation</h3>

Given

Reaction

Cu+2AgNO₃⇒Cu(NO₃)₂+2Ag

Required

Oxidation and reduction half-reactions

Solution

Oxidation is an increase in oxidation number, while reduction is a decrease in oxidation number.

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Cu ⇒ Cu²⁺ + 2e⁻

0 to +2

  • Reduction

2Ag⁺+ 2e⁻ ⇒2Ag  

+1 to 0

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