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On prolonged exposure to air, sodium fin...

On prolonged exposure to air, sodium finally change to :

A

`Na_(2)CO_(3)`

B

`Na_(2)O`

C

`NaOH`

D

`NaHCO_(3)`

Text Solution

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The correct Answer is:
A
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TARGET PUBLICATION-S-BLOCK ELEMENTS-QUESTION
  1. Which compound has low lattice energy ?

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  2. Photoesctric effict is maximum in .

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  3. On prolonged exposure to air, sodium finally change to :

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  4. LiAlH(4) is used as .

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  5. The valence shell electronic configuration of Rb is .

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  6. The valence shell electronic configuration of alkali metals is

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  7. Which of the following does not illustrate the anomalous properties of...

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  8. Lithium shows similarities to magnesium in its chemical behaviour beca...

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  9. Alkali metals lose electrons in .

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  10. Which one of the following properties of alkali metals increases in ma...

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  11. Which of the following properties is not true for an alkali metal ?

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  12. When sodium is heated with moist air, then the product obtained is

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

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  14. Potassium is kept in

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  15. The alkali metal that reacts with nitrogen directly to form nitride is

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  16. Which of the following reacts with water with high rate ?

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  17. The alkali metals form salt like hydrides by the direct synthesis at e...

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  18. The commerical producation of sodium carbonate is done by .

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  19. Sodium carbonate is manufactured by Solvay process, the products that ...

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  20. Na(2)CO(3) can be manufactured by Solva's process but K(2)CO(3) cannot...

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