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What is meant by periodic trends in the ...

What is meant by periodic trends in the modern periodic table ?

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Valency, atomic size and metallic-nonmetallic character are some properties of elements which show periodic trends.
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TARGET PUBLICATION-PERIODIC CLASSIFICATION OF ELEMENTS -Answer the following
  1. Period 3 elements

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  2. Write short note on: Position of isotopes in the Mendeleev's and the m...

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  3. What is meant by periodic trends in the modern periodic table ?

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  4. Define: Atomic radius (Atomic size)

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  5. How is the ability to lose or accept electrons in the valence shell de...

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  6. What is meat by the term electropositivity of an element?

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  7. How does metallic character very in a period and a group?

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  8. Write the names from the description. The metalloids in the second a...

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  9. Nonmetals in the third period.

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  10. Two elements having valency 4.

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  11. What is the cause of nonmetallic character of elements?

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  12. What is the expected trend in the variation of nonmetallic character o...

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  13. What would be the expected trend in the variation of nonmetallic chara...

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  14. Answer the following question with respect to the modern periodic tabl...

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  15. What are the similarities in properties of elements in halogen family?

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  16. Why are inert gases placed in zero group?

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  17. Write a short note on noble gases.

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  18. Write the name and symbol of the element from the description. i. T...

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  19. Write the name and symbol of the element The atom having the smalle...

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  20. Write the name and symbol of the element The most electronegative a...

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