NEET2020Chemistry-Redox Reactions
NEET 2020 Chemistry Oxidation Numbers MCQ Question
Type: MCQ-numerical-Medium-Class 11
What is the change in oxidation number of carbon in the following reaction? CH₄(g) + 4Cl₂(g) → CCl₄(l) + 4HCl(g)
A
−4 to +4
B
0 to −4
C
+4 to +4
D
0 to +4
Correct Answer
Option A
Detailed Explanation
In CH₄, carbon is in the −4 oxidation state, and in CCl₄, it is in the +4 oxidation state, indicating a change from −4 to +4.
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