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When sodium is dropped in smal amount of...

When sodium is dropped in smal amount of water it catches fire. Whih one of the following burns in the process?

A

`Na`

B

`H_(2)O`

C

`CO`

D

`H_(2)`

Text Solution

Verified by Experts

The correct Answer is:
D
`Na_((s))+H_(2)O rarr NaOH+H_(2)`
`H_(2)` being inflanmable, therefore it burns.
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CENGAGE CHEMISTRY ENGLISH-S-BLOCK GROUP 1 - ALKALI METALS-Exercises Single Correct
  1. Which of the following oxides is not expected to reast with sodium hyd...

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  2. The reaction that takes place when Cl(2) gas is passed through conc Na...

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  3. When sodium is dropped in smal amount of water it catches fire. Whih o...

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  4. Among LiCl, RbCl, BeCl2, MgCl2, the compounds with greatest and least ...

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  5. which of the following compounds on reaction with NaOH and H(2)O(2)...

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  6. stable oxide is obtained by heating the carbonate of the elements

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  7. Ease with which hydrides are formed form Li to Cs:

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  8. For the preparation of sodium thiosulphate by "Spring's reaction', the...

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  9. Li(2)SO(4) is not isomorphous with sodium sulphate:

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  10. Prefix 'alkali' for alkali metals denotes:

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  11. The chloride that can be extracted with ether is

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  12. Which of the following has the lowest melting point ?

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  13. On exposure to air, alkali metals get tarnished due to formation of ox...

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  14. In view of their low ionisation energies, the alkali metals are

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  15. which of the following has the lowest melting point ?

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  16. When sodium is treated with sufficient oxygen/air, the product obtaine...

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  17. The products of electrolysis of concentrated common salt solution are

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  18. Elements in the first column of the periodic table are called alkali m...

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  19. One of the natural minerals of sodium is tincal. Its formula is

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  20. Na(2)CO(3)+Fe(2)O(3)rarr A+CO(2), what is A in the reaction ?

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