Chemistry-Oxidation Number
NEET Chemistry Oxidation Number MCQ Question
Type: MCQ-conceptual-Easy-Class 11
Which of the following statements about oxidation numbers is correct?
A
Oxidation numbers can indicate whether a species is in an oxidized or reduced form.
B
Oxidation numbers are always equal to the actual charge of an ion.
C
The oxidation number of an element in its free state is always +1.
D
Oxidation numbers cannot change in a chemical reaction.
Correct Answer
Option A
Detailed Explanation
Statement A is correct as it reflects the concept that the change in oxidation number indicates the oxidation or reduction of a species. Statements B, C, and D are incorrect based on the rules of oxidation numbers.
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