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Which of the following order is wrong-...

Which of the following order is wrong-

A

`NH_(3)ltPH_(3)ltAsH_(3)` - acidic nature

B

`Li^(+)ltNa^(+)ltK^(+)ltCs^(+)`-ionic radius

C

`Al_(2)O_(3)ltMgOltNa_(2)OltK_(2)O`-basic

D

`LiltBeltBltClt1^(st)` ionisation potential

Text Solution

Verified by Experts

The correct Answer is:
D
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ERRORLESS -CLASSIFICATION OF ELEMENTS AND PERIODIC PROPERTIES -Ordinary Thinking Objective Questions Ionisation Energy
  1. The first ionisation potentials (eV) of Be and B respectively are

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  2. Which of the following order of ionisation energy is correct?

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  3. Which of the following order is wrong-

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  4. Which of the following electrons configruations of an atom has the low...

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  5. Which has the highest second ionisation potenitial?

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  6. Which of the following transitions involves maximum amount of energy?

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  7. Hydrogen has high ionization energy than alkali metals, due to its:

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  8. Which of the following gaseous atoms has highest value of IE?

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  9. Among the following options , the sequence of increasing first ionisat...

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  10. Which of the following element has maximum, first ionisation potential...

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  11. Spectrum of Li^(2+) is similar to that of

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  12. The correct order of reactivity of halogens is

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  13. Correct order of polarising power is

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  14. Which of the following has the highest first ionisation energy?

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  15. The ionisation energy of nitrogen is more than that of oxygen because

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  16. In a period from Li to F, ionisation potential

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  17. which of the following has the least ionisation potential?

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  18. The ionisation potential is lowest for the

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  19. The ionisation potential of hydrogen from ground state to the first ex...

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  20. First I.P. of Mg is ............. than that of Al

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