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Write down the electronic configuration of the following elements from the given atomic numbers. Answer the following question with explanation.`"_3Li,`_14Si, _2He, _11Na, _15P`. Which of these elements belong to period 3?

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The elements `._(14)Si, ._(11)Na,` and `._(15)P` belong to period 3 as three shells (K, L and M) are occupied by electrons.
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TARGET PUBLICATION-PERIODIC CLASSIFICATION OF ELEMENTS -Answer the following
  1. The atom having the smallest atomic mass .

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  2. The most electronegative atom

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  3. The noble gas with the smallest atomic radius

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  4. The most reactive nonmetal

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  5. An element has its electronic configuration as (2,8,2). Now answer the...

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  6. An element has its electronic configuration as (2,8,2). Now answer the...

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  7. An element has its electronic configuration as (2,8,2). Now answer the...

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  8. An element has its electronic configuration as (2,8,2). Now answer the...

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  9. What is the difference between electropositivity and electronegativity...

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  10. Consider the elements of period 2 in the modern periodic table. Answer...

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  11. Consider the elements of period 2 in the modern periodic table. Answer...

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  12. Consider the elements of period 2 in the modern periodic table. Answer...

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  13. Write down the electronic configuration of the following elements from...

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  14. Write down the electronic configuration of the following elements from...

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  15. Write down the electronic configuration of the following elements from...

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  16. Write down the electronic configuration of the following elements from...

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  17. Write down the electronic configuration of the following elements from...

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  18. Write down the electronic configuration of the following elements from...

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  19. Write down the electronic configuration of the following elements from...

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  20. Write down the electronic configuration of the following elements from...

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