Chemistry · Redox Reactions
The oxidation number of an element in a compound is evaluated on the basis of certain rules. Which of the following statements is NOT correct in this respect?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1The oxidation number of hydrogen is always +1 in all of its compounds.✓
- 2The algebraic sum of the oxidation numbers of all elements in a neutral compound is zero.
- 3An element in its free or uncombined state has an oxidation number of zero.
- 4In all of its compounds, the oxidation number of fluorine is −1.
Correct answer
The oxidation number of hydrogen is always +1 in all of its compounds.
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