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Assertion: The highest oxidation state of osmium is +8. Reason: Osmium is a
Chemistry
The d-and f-Block Elements
Question
Updated
19 Aug 2026
Assertion: The highest oxidation state of osmium is +8. Reason: Osmium is a 5d-block element.
A
Choose Your Answer
A
Both assertion and reason are true, and reason is the correct explanation of the assertion.
B
Both assertion and reason are true but reason is not the correct explanation of assertion.
C
Assertion is not true but reason is true.
D
Both assertion and reason are false.
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