Roboguru

Reaksi : yang menunjukkan reaksi oksidasi ada...

Reaksi :


begin mathsize 14px style 2 Fe Cl subscript 2 open parentheses aq close parentheses space plus space Cl subscript 2 open parentheses g close parentheses space rightwards arrow space 2 Fe Cl subscript 3 open parentheses aq close parentheses end style


yang menunjukkan reaksi oksidasi adalah ...space 

  1. begin mathsize 14px style Cl subscript 2 open parentheses g close parentheses space plus space 2 e to the power of minus sign space rightwards arrow space 2 Cl to the power of minus sign end stylespace 

  2. begin mathsize 14px style Fe to the power of 2 plus sign open parentheses aq close parentheses space rightwards arrow space Fe to the power of 3 plus sign open parentheses aq close parentheses space plus space e to the power of minus sign end stylespace 

  3. begin mathsize 14px style Fe to the power of 3 plus sign open parentheses aq close parentheses space plus space e to the power of minus sign space rightwards arrow space Fe to the power of 2 plus sign open parentheses aq close parentheses end stylespace 

  4. begin mathsize 14px style Fe to the power of 3 plus sign open parentheses aq close parentheses space rightwards arrow space Fe to the power of 2 plus sign open parentheses aq close parentheses space plus space 2 e to the power of minus sign end stylespace 

  5. begin mathsize 14px style 2 Fe to the power of 3 plus sign open parentheses aq close parentheses space plus space 3 Cl subscript 2 open parentheses g close parentheses space plus space 6 e to the power of minus sign space rightwards arrow space 2 Fe Cl subscript 3 open parentheses aq close parentheses end stylespace 

Jawaban:

Menurut konsep elektron pada reaksi redoks, reaksi oksidasi adalah reaksi pelepasan elektron, sementara reaksi reduksi adalah reaksi pengikatan elektron.

Dengan demikian, yang menunjukkan reaksi oksidasi adalah begin mathsize 14px style Fe to the power of 2 plus sign open parentheses aq close parentheses space rightwards arrow space Fe to the power of 3 plus sign open parentheses aq close parentheses space plus space e to the power of minus sign end style.

Jadi, jawaban yang benar adalah B.space 

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