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Photosynthesis- Introduction

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Question

Write the reaction between oxygen and haemoglobin i.e. oxyhaemoglobin process.

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Solution

1. The formation of oxyhemoglobin from deoxyhemoglobin when iron binds to oxygen is a oxidation reaction.

2. In deoxyhemoglobin, Fe is in +2 oxidation state. When is binds to O₂, it changes to +3 oxidation state.

3. This is as shown:

Fe²⁺ + O₂ $\to$ [Fe(O₂)]³⁺

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