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What is the energy , which is libe...

What is the energy , which is liberated when an electron is added to a uni- negative ion of the element ?

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`2 ^(nd ) ` electron affinity
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VGS PUBLICATION-BRILLIANT-CLASSIFICATION OF ELEMENTS -THE PERIODIC TABLE -CREATIVE QUESTIONS FOR NEW MODEL EXAMINATION (SECTION -I)
  1. In which units ionizations energy can be expressed ?

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  2. Which of the following statement is wrong ?

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  3. What is the energy , which is liberated when an electron is ad...

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  4. While going left to right in a period in the periodic table , ...

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  5. How does ionisation energy change when we go down in a group ...

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  6. Electron gain enthalpy values

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  7. what does negative sigh indicate ?

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  8. Which of the above element shows more electron affinity value ?

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  9. What is the property of an element , in which atom can attract...

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  10. Write the formula of electrongativity proposed by miliken ?

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  11. Who assigned electronegativity values for elements on the basis...

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  12. Match the electronegativity values .

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  13. which is the most electronegative element ?

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  14. which stable element shows least electronegativity ?

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  15. In compounds , they generally show a tendency to remain as posi...

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  16. give example to good electropositive elements .

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  17. A ) Non -metals are generally more electronegatinve R ) Electro...

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  18. 1) 3^(rd ) period : Na , Mg ,Al,Si,P ,S,cl 2) Metallic charac...

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  19. Identify non- metals .

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  20. Identify metalloids .

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