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Select in each pair, the one having lowe...

Select in each pair, the one having lower ionization energy and explain the reason.
(a) `I and I^(-)`

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`I^(-)` has lower ionisation energy than I because of increase of size `I^(Θ)` ion than .I.`
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VIKRAM PUBLICATION ( ANDHRA PUBLICATION)-CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES-Very Short Answer Questions
  1. Sodium is strongly metallic, while chlorine is strongly non-metallic -...

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  2. Why are zero group elements called noble gases or inert gases?

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  3. Select in each pair, the one having lower ionization energy and explai...

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  4. Select in each pair, the one having lower ionization energy and explai...

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  7. Select in each pair, the one having lower ionization energy and explai...

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  8. Select in each pair, the one having lower ionization energy and explai...

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  9. Select in each pair, the one having lower ionization energy and explai...

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  10. IE(1) of O < IE(1) of N but IE(2) of O > IE(2) of N - Explain.

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  11. Na^(+) has higher value of ionization energy than Ne, though both have...

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  12. Which is each pair of elements has a more electronegative gain enthalp...

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  13. Which in each pair of elements has a more negative electron gain entha...

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  14. Electron affinity of chlorine is more than that of fluorine explain.

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  15. Which in each has higher electron affinity? F or Cl^(-)

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  16. Which in each has higher electron affinity? (b) O or O^(-)

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  17. Which in each has higher electron affinity? (c ) Na^(+) or F

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  18. Which in each has higher electron affinity? F or F^(-)

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  19. Arrange the following in order of increasing ionic radius : (a) Cl^(...

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  20. Arrange the following in order of increasing ionic radius : (b) Al^(...

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