`RbO_(2)` is

A

Peroxide and paramagnetic

B

Peroxide and diamagnetic

C

Superoxide and paramagnetic

D

Superoxide and diamagnetic

Text Solution

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The correct Answer is:
C
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MODERN PUBLICATION-CHEMISTRY OF s-BLOCK ELEMENTS-MULTIPLE CHOICE QUESTIONS (LEVEL-II)
  1. Which of the following is formed by the action of water on Na(2)O(2)?

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  2. Which one of the following processes is used for the manufacture of ca...

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  3. RbO(2) is

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  4. Which of the following on thermal decomposition yields a basic as well...

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  5. The alkali metals form salts like hydrides by the direct synthesis at ...

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  6. Which of the following metals has the largest abundance in the earth's...

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  7. Propertyof alkaline earthmetals that increases with their atomic numbe...

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  8. Which of the following alkaline earth metal sulphates has hydration en...

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  9. The increasing order of the density of alkali metals

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  10. Which of the following oxides is not expected to react with sodium hyd...

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  11. The correct order of reducing character of alkali metals is

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  12. Which one of the following on hydrolysis, gives the corresponding meta...

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  13. Which one of the following order presents the correct sequence of the ...

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  14. The product obtained on heating LiNO(3) will be

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  15. Choose the incorrect statement in the following

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  16. Which of the following compound has the lowest melting point ?

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  17. Among the following compounds, the one that gets hydrolysed to form me...

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  18. The reaction between sodium and water can be made less vigorous by

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  19. Which one of the alkali metals, forms only, the normal oxide, M(2)O on...

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  20. A metal M readily forms water soluble sulphate MSO(4), water insoluble...

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