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What is screening effect? How is it rela...

What is screening effect? How is it related to IE?

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The decrease of nuclear attraction on outer most shell electrons due to presence of inner energy electrons is called screening effect.
`rarr` As the screening effect increases I.E. values decreases.
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VIKRAM PUBLICATION ( ANDHRA PUBLICATION)-CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES-Very Short Answer Questions
  1. Write the correct increasing order of chemical reactivity in terms of ...

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  2. What is electronegativity? How is this useful in understanding the nat...

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  3. What is screening effect? How is it related to IE?

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  4. How are electronegativity and metallic & non-metallic characters relat...

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  5. What is the valency possible to Arsenic with respect to oxygen and hyd...

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  6. What is an amphoteric oxide? Give the formula of an amphoteric oxide f...

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  7. Name the most electronegative element. Is it also having the highest e...

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  8. What is diagonal relation? Give one pair of elements, that have this r...

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  9. How does the nature of oxides vary in the third period?

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  10. Radii of iron atom and its ions follow Fe > Fe^(2+) > Fe^(3+) - explai...

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  11. IE(2) > IE(1) for a given element - why?

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  12. What is lanthanide contraction? Give one of its consequences.

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  13. What is the atomic number of the element, having maximum number of unp...

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  14. Sodium is strongly metallic, while chlorine is strongly non-metallic -...

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

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

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

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

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

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

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