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The I(1) value of potassium is less than...

The `I_(1)` value of potassium is less than the `I_(1)` value of sodium. This is due to

A

Large size of potassium atom

B

Small size of potassium atom

C

Low density of potassium

D

Univalent nature of potassium

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A
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NARAYNA-PERIODIC TABLE -All Questions
  1. The element with highest ionisation potential is

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  2. Which one of the following is correct order of second ionisation poten...

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  3. The I(1) value of potassium is less than the I(1) value of sodium. Thi...

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  4. The ionization potential of elements in any group decreases from top t...

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  5. The first ionization energy of lithium will be

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  6. Which has maximum first ionization potential?

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  7. Which has the highest second ionization potential?

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  8. Which has least ionization potential?

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  9. The first ionization energy value of an element area 191, 578,872 and ...

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  10. The peaks in ionisation potential curves are occupied by

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  11. Ionisation potential of Boron is less than that of Beryllium. This is ...

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  12. An alkaline earth element has the I(1), I(2) and I(3) values 9.2 eV/at...

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  13. The screening effect of d-electron is

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  14. Which is least for an element

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  15. Element with lowest and highest I.P values in each period respectively...

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  16. Which of the following relation is correct with respect first (I) and ...

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  17. Which of the following elements has the lowest ionization potential ?

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  18. Which one of the following order is correct for the first ionisation e...

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  19. The energy released when a neutral gasous atom, takes up an electron a...

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  20. The units of Electron Affinity are

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