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When sodium is treated with sufficient o...

When sodium is treated with sufficient oxygen/air, the product obtained is

A

`Na_(2)O`

B

`Na_(2)O_(2)`

C

`NaO_(2)`

D

`NaNO_(2)`

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VMC MODULES ENGLISH-13-14 HYDROGEN & S-BLOCK ELEMENT-Level 1
  1. In view of their low ionisation energies, the alkali metals are

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

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

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  4. When ammonical common salt solution is saturated with carbon dioxide w...

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  5. Sodium carbonate solution is alkaline due to hydrolysis of .

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  6. Which of the following has lowest thermal stability?

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  7. NaOH underset((solid))+CO overset(200^(@)C) to X, product X is :

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  8. On dissolving moderate amount of sodium metal in liquid ammonia at low...

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  9. The solubility of alkali metal hydroxides follows the order:

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  10. The magnetic moment of KO(2) at room temperature is ---------- BM.

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  11. The sequence of ionic mobility in aqueous solution is

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

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  13. Thermal stability of hydrides of first group elements follows the orde...

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  14. When a mixture of Li(2)CO(3) and Na(2)CO(3). 10H(2)O is heated strongl...

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

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  16. Which of the following is thermally stable :

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  17. Which of the following is a radioactive element :

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  18. The alkaline earth metal that forms mainly covalent compounds is :

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  19. The correct order of polarising ability of cations al Alkaline earth m...

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  20. Ionic nature of groupIIA hydrides is :

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