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The ionisation potential is lowest for t...

The ionisation potential is lowest for the

A

Halogens

B

Inert gases

C

Alkaline earth metals

D

Alkali metals

Text Solution

Verified by Experts

The correct Answer is:
D
Alkali metals, lower the no. of valence `e^(-)`, lower is the value of ionisation potential.
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ERRORLESS -CLASSIFICATION OF ELEMENTS AND PERIODIC PROPERTIES -Ordinary Thinking Objective Questions Ionisation Energy
  1. In a period from Li to F, ionisation potential

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

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  3. The ionisation potential is lowest for the

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

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

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  6. Which one of the following relations is correct with respect to first ...

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  7. The first ionisation potential will be maximum for

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  8. Fluorine is the best oxidising agent because it has

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  9. Which among the following elements have the lowest value of IE(1)?

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  10. Ionistion energy is highest for

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  11. The increasing order of the first ionisation enthalpies of the element...

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  12. In a given shell, the order of screeing effect is

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  13. The successive ionzation enegry values for an element X are given belo...

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  14. Among the following transition elements, pick out the element/elements...

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  15. The first ionzation enegry of oxygen is less than that of nitrogen. Wh...

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  16. The correct decreasing order of first ionisation enthalpies of five el...

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  17. Among the following, the third ionisation energy is highest for

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  18. The decreasing order of the first ionization energy (in kJ mol^(-1)) o...

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  19. The screening effect of inner electrons of an atom can cause

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  20. The first ionization energies of alkaline earth metal are higher than ...

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