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The highest oxidation state shown by man...

The highest oxidation state shown by mangenee in its compounds is

A

`+7`

B

`+6`

C

`+5`

D

`+8`

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CHETANA PUBLICATION-Transition and Inner Transition Elements-EXERCISE
  1. Which of the following does not belong to group 10?

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  2. The stable oxidation state of cerium is

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  3. The highest oxidation state shown by mangenee in its compounds is

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  4. Which of the following has maximum number of unpaired electrons?

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  5. Which of the following elements belong to the second transition Mo,W,C...

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  6. Which of the following ions are white?

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  7. Which of the following is an incorrect statement in logic ?

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  8. Which of the following is the purest form of iron?

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  9. Bronze is an alloy as

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  10. Copper and zinc metals are found in ……….alloy

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  11. ………..is used in making statues, medals and trophies

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  12. ……….is used to manufacture of steel

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  13. ………..is used as catalyst for oxidation of SO2 to SO3 in contact proces...

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  14. ........ is used to convert inedible oils into solid fat for productio...

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  15. ……..is used in manufacture of ammonia by Haber's process

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  16. Which of the following Mn^(+2),Ni^(+2),Ti^(+2),V^(+2) smallest radii?

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  17. Which of the following elements belong to second transition series?

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  18. Which of the following is not radioactive

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  19. Which of the following ions are white?

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  20. How will you prepare potassium permanganate from manganate.

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