Science · Chemical Reactions
Which of the following processes involve oxidation-reduction (redox) reactions? 1. Hydrogenation of vegetable oil. 2. Corrosion of metals. 3. Souring of milk. Choose the correct answer using the codes given below:
- 11, 2 and 3✓
- 22 and 3 only
- 31 and 3 only
- 41 and 2 only
Correct answer
1, 2 and 3
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