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Maximum oxdiation state exhibited by Osm...

Maximum oxdiation state exhibited by Osmium is

A

`+8`

B

`+7`

C

`+6`

D

`+5`

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The correct Answer is:
A
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NARAYNA-D - BLOCK ELEMENTS-CUQ (INTRODUCTION)
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  4. The following does not show variable valency

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  5. Maximum oxdiation state exhibited by Osmium is

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  6. Which of the following ion is coloured in its aqueous solution?

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  7. In which pair, both ions are coloured in aqueous medium

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  8. Name the catalyst and promoter in the Haber's process for the manufact...

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  9. The following metal shows ferromagnetic nature

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  11. Assertion (A): The "spin only” magnetic moment [in units of Bohr magne...

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