`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-S-BLOCK ELEMENTS ( ALKALI AND ALKALINE EARTH METALS ) -COMPETITION FILE ( MULTIPLE CHOICE QUESTION (B))
  1. Which of the following is formed by the action of water on sodium pero...

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  2. Which one of the following processes is used for the manufacturing of ...

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  3. RbO2 is

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  4. Which pair of the following chlorides does not impart color to the fla...

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  5. Which of the following oxides is most acidic in nature ?

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  6. The molecular formula of gypsum is

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  7. Which one of the following metals has the largest abundance in the ear...

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  8. The metal that produces red violet colour in the non - luminous flame ...

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

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  10. Which of the following compounds are readily soluble in water?

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  11. which one of the following represents the composition of carnallite mi...

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

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  13. Be and Al exhibit diagonal relationship . Which of the following state...

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  14. Which one of the following orders presents the correct sequence of the...

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  15. The products obtained on heating LiNO(3) will be

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  16. The strongest base among the following is

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

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  18. The alkaline earth metal with least density is

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

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  20. Alkali metals have negative reduction potential and hence they behave ...

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