Which of the following element same oxidation number in all compounds?
Correct answer: B. Fluorine
- A. Oxygen
- B. Fluorine
- C. chlorine
- D. Both (A) & (C)
Explanation
Fluorine has a consistent oxidation number of -1 in all of its compounds because it is the most electronegative element and always gains one electron.
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About Oxidation and Reduction
Oxidation involves loss of electrons, increase in oxidation number or addition of oxygen, while reduction involves electron gain, decrease in oxidation number or removal of oxygen. The topic covers oxidising and reducing agents, oxidation-number changes, redox equations and the distinction between oxidation at the anode and reduction at the cathode.
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