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The most thermally stable hydroxide is...

The most thermally stable hydroxide is

A

`Ba(OH)_(2)`

B

`Sr(OH)_(2)`

C

`Ca_(OH)_(2)`

D

`Mg(OH)_(2)`

Text Solution

Verified by Experts

The correct Answer is:
A
`Ba(OH)_(2)` is most themally stable because the thermal stability of group 2 hydroxides increases with increasing atomic number due to the increase of electropositive character.
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R SHARMA-THE S BLOCK ELEMENTS-Follow-up Test 10
  1. Which of the following hydroxides is the most soluble in water ?

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  2. Which of the following hydroxides of group 2 elements is amphoteric ?

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  3. The most thermally stable hydroxide is

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  4. Which of the following halides are ionic in nature ?

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  5. All the halides of group 2 elements form hydrates and are hygroscopic ...

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  6. When hydrated MgCI(2).6H(2)O is trongly heated,

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  7. The hydrated halides of cannot be dehydrated on heating.

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  8. Fused BeF(2) is

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  9. Which of the following compounds is highly soluble in water ?

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  10. Which of the following compounds are water soluble ?

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  11. Which of the following solids is polymeric ?

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  12. Beryllium chloride vapor contains

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  13. Because it is cheap (a byproduct of the Solvay process) and deliquesce...

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  14. Which of the following is incorrect about the carbonates of alkaline e...

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  15. Which of the following carbonates is the least soluble in water ?

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  16. Which of the following carbonates is the most thermally stable ?

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  17. Which of the following bicarbonates exists in the solid state ?

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  18. Sulphates of group 2 metals are prepared by the action of sulphuric ac...

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  19. Which of the following sulphates crystallizes without water of crystal...

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  20. Which of the following sulphates is sparingly soluble in water ?

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