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The set representing the correct order o...

The set representing the correct order of the first ionisation potential is

A

`K gt Na gt Li`

B

`Be gt Mg gt Ca`

C

`B gt C gt N`

D

`Ge gt Si gt C`

Text Solution

Verified by Experts

The correct Answer is:
B
`BegtMggtCa`
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A2Z-S BLOCK ELEMENTS ( GROUP 13 - 14)-General Characterstics, Pysical And Chemical Properties Of Alkaline Earth Metals
  1. A metal M readily forms its sulphate MSO(4) which is watersoluble. It ...

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  2. The first ionisation potentials (eV) of Be and B respectively are

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  3. The set representing the correct order of the first ionisation potenti...

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  4. Calcium is obtained by the

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  5. Which of the following is incorrect ?

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  6. Compounds of alkaline earth metals are less soluble in water than the ...

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  7. Which of the following sulphates is useful in diagnosing stomach or du...

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  8. Lithopone is a mixture of

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  9. The decreasing order of the second ionization potentials of K, Ca and ...

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  10. Li shows the diagonal relationship with

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  11. Mg burns in CO to produce

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  12. Halides of alkaline earth metals form hydrates such as MgCl(2).6H(2)O,...

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  13. Which of the following has maxiumum ionisation energy ?

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  14. Magnesium powder burns in air to give :

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  15. Be(OH)(2) is insoluble in water while Ba(OH)(2) is highly soluble due...

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  16. The solubilities of carbonates decreases down the magnesium group due ...

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  17. Which of the following is decomposed on heating?

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  18. Among the alkaline earth metals, the element forming predominantly cov...

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  19. Iron pipes lying under acidic soil are often attached to blockes of ma...

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  20. Which of the following process is used in the extractive metallurgy of...

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