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for which one of the following minerals,...

for which one of the following minerals, the composition gives is incorrect ?

A

Soda ash-`(Na_(2)CO_(3))`

B

Carnallite-`(KCI.MgCI_(2).6H_(2)O)`

C

Borax-`(Na_(2)B_(4)O_(7).7H_(2)O)`

D

glauber's salt-`(Na_(2)SO_(4).10H_(2)O)`

Text Solution

Verified by Experts

The correct Answer is:
C
Borax is `Na_(2)B_(4)O_(7).10H_(2)O`.
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CENGAGE CHEMISTRY-S-BLOCK GROUP 1 - ALKALI METALS-Exercises Single Correct
  1. Sodium hydride (NaH) when dissolved in water, produces

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  2. The correct order of stability for the following superoxides is

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  3. for which one of the following minerals, the composition gives is inco...

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

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  5. Which of the following oxides is not expected to react with sodium hyd...

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

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  7. When sodium is added in scanty water, it cathes fire. In this process ...

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  8. Among LiCI, RbCI, BeCI(2) and MgCI(2) the compound with the greatest a...

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  9. which of the following compounds on reaction with NaOh and H(2)O(2) gi...

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

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

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  12. For the preparation of sodium thiouslphyate by "Spring's reaction', th...

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

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  14. Prefix 'alkali' for alkali metals denotes:

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  15. The chloride that can be extrated with ether is

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

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

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

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

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

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