JEE Main Chemistry question

Statement 1: Both oxygen atoms in or has an oxidation number of −2. Statement 2: Oxygen is assigned an oxidation number −2 in almost all their compounds.

(A)Assertion True, Reason True; Reason is the correct explanation
(B)Assertion True, Reason True; Reason is NOT the correct explanation
(C)Assertion True, Reason False
(D)Assertion False, Reason TrueCorrect

Answer: (D)

Solution

Every atom in an elemental form is assigned an oxidation number of zero, so oxygen in or is 0, not −2; Statement 1 is false.

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Question ID VK-136742