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Electron affinity of inert elements are ...

Electron affinity of inert elements are positive-why?

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Electron affinity of inert gases is

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Second electron affinity of an element is

Is the value of electron affinity of an element be zero?

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Electron affinity is expressed in

The electron affinity of an atom

(i) Two atoms X and Y have electronic configuration [He]2s^(2)2p^(3) and [Ne]3s^(2)3p^(2) respectively. Which period and group of periodic table do they belong to? (ii) Second electron affinity of an element is always endotheric. Explain.

Electron affinity of Be and _____are almost same.

Select the correct statement (1)E.A. of F more than O (2) Electron affinity of inert gases is +ve. (3) Electron affinity of inert gas is supposed to be zero. (4) Electron affinity of CI is more than F

CHHAYA PUBLICATION-CLASSIFICATION OF ELEMENTS & PERIODICITY IN PROPERTIES-SHORT-TYPE QUESTIONS
  1. The decrease in atomic size of the transition elements is comparativel...

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  2. What is screening effect? What is the order of screening effect of the...

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  3. How is atomic or ionic radius of an element related to the quantity (z...

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  4. How do the metallic and non-metallic characters vary along the group a...

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  5. Mention the factors on which the ionisation potential depends.

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  6. Which out of magnesium and aluminium has greater ionisation potential ...

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  7. Give the definition of electron affinity and electronegativity. Write ...

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  8. Electron affinity of inert elements are positive-why?

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  9. B(2)O(3) is acidic in nature but BeO is amphoteric-why?

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  10. What do you mean by electronegativity of an element? Discuss its varia...

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  11. What do you mean by diagonal relationship?

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  12. The first ionisation potential of carbon is more than that of boron wh...

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  13. Transition elements exhibit variable valency-explain.

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  14. Which out of Na^(+) and Ne has higher ionisation potential?Explain wit...

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  15. What are the factors on which electron affinity of an element depends?

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  16. What is the difference between ionisation potential and electron affin...

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  17. The electronegativity of nitrogen in Pauling's scale is 3. is the valu...

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  18. Mention the importance of the terms 'ground state' and 'isolated gaseo...

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  19. The atomic sizes of the noble gases are greater than that of the halog...

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  20. Explain why nitrogen has higher first ionisation enthalpy than oxygen.

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