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Which one of the alkali metals forms onl...

Which one of the alkali metals forms only the normal oxide, `M_(2)O`, on heating in air ?

A

K

B

Li

C

Na

D

Rb.

Text Solution

Verified by Experts

The correct Answer is:
C
Lithium (Li) is the alkali metal which forms only normal oxide. `Li_(2)O` when heated in air.
`2Li + 1//2O_(2) rarrLi_(2)O`
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DINESH PUBLICATION-THE ALKALI METALS-RQ
  1. For alkali metals, which one of the following trends is incorrect ?

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  2. Which of the following sets will have highest hydration energy and hig...

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  3. In the case of alkali metals, the covalent character decreases in the ...

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  4. Which of the following compound is most stable ?

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  5. The increasing order of the density of the alkali metal is

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

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  7. In organic reaction, metallic sodium in liquid ammonia behaves as

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  8. The alklali halide which is soluble in pyridine is

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

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  10. The ease of adsorption of the hydrated alkali metal ions on ion-exchan...

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  11. Which of the following alkali metals form only, the normal oxide, M(2)...

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

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

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  14. In the replacement reaction rarrC-I+MF rarr rarr C-F+MI The react...

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

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  16. Which of the following statements is false regarding alkali metals

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  17. In solvay process of manufacture of sodium carbonate, the by product i...

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  18. The ease of adsorption of the hydrated alkali metal ions on ion-exchan...

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

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