NEET Chemistry Oxidation Number MCQ Question
Consider the following statements regarding oxidation numbers: 1) The oxidation number of an element in its free state is always zero. 2) In a molecule with multiple atoms of the same element, the oxidation number is the average of all atoms. 3) The more electronegative element in a bond always has a positive oxidation number. 4) The oxidation number can be negative in certain compounds. Which combination of these statements is correct?
1 and 2 only
1, 2, and 4 only
1, 3, and 4 only
2, 3, and 4 only
Correct Answer
Detailed Explanation
Statements 1 and 2 are correct as per the established rules for calculating oxidation numbers. Statement 3 is incorrect because the more electronegative element usually has a negative oxidation number, while statement 4 is correct as oxidation numbers can indeed be negative in certain compounds.
Found an issue with this question?