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The correct order of hydration energy of...

The correct order of hydration energy of alkaline earth metal ions is

A

`Be^(+2) gt Mg^(+2) gt Ca^(+2) gt Sr^(+2) gt Ba^(+2)`

B

`Ba^(+2) gt Be^(+2) gt Ca^(+2) gt Mg^(+2) gt Sr^(+2)`

C

`Mg^(+2) gt Be^(+2) gt Ba^(+2) gtCa^(+2) gt Sr^(+2)`

D

None

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The correct Answer is:
A
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ALLEN-S-BLOCK ELEMENTS -EXERCISE
  1. Be and AI resemble in

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  2. The hydride which doesno't act as reducing agent is

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  3. The correct order of hydration energy of alkaline earth metal ions is

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  4. Na^(+) and Ag^(+) differ in

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  5. Magnesium powder burns in air to give :

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  6. Consider the following points (a) Cs is the strongest reducing agent...

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  7. Mg^(+2) does not form either preoxide or superoxidem because

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  8. The stability order of oxide, peroxide and superoxide of alkalimetal i...

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  9. Match list I with list II and choose the correct answer from the codes...

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  10. Alkali metals forms following compound

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  11. Which alkaline earth metal compound is volatile

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  12. Match the compound(s)/metal(s) in X with their uses in Y {:(X,Y),(A....

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  13. The reaction of sodium with water is highly exothermic the rate of rea...

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  14. Which of the following statement is not correct

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  15. In between the metals A and B both form oxide but B also forms nitride...

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  16. When SiCI(4) vapours are passed over hot Mg, the products formed are

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  17. The metal A is prepared by the electrolysis of fused chloride. It reac...

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  18. Which of the following statement is not correct

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  19. Molten sodium chloride conducts electricity due to the presence of:

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  20. CO(2) gas along with solid (Y) is obtained when sodium salt (X) is hea...

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