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The decreasing order of second ionisatio...

The decreasing order of second ionisation potential of K, Ca, Ba is

A

`K gt Ca gt Ba`

B

`Ba gt Ca gt K`

C

`K gt Ba gt Ca`

D

`K = Ba = Ca`

Text Solution

Verified by Experts

The correct Answer is:
A
As the size of atom increases ionisation potential decreases so the order is `K gt Ca gt Ba`
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AAKASH SERIES-ALKALINE EARTH METALS-PRACTICE SHEET LEVEL II (STRAIGHT OBJECTIVE TYPE QUESTIONS)
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  2. Amongest the following hydroxides, the which has the lowest value of K...

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  3. The decreasing order of second ionisation potential of K, Ca, Ba is

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  4. The correct order of solubility is

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  9. Among MgCI(2) RbCI, BaCI(2) and LICI, the compounds with the higtest a...

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  11. BeCI(2)+LiAIH(4)rarrX-LiCI +AICI(3)

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  12. The order of thermal stability of carbonates of HA group is

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  14. The high melting and high boiling element in IIA group elements is

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  19. Select the correct statement about harium :

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  20. Mg and Zn have following resemblance :

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