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Table given below shows a part of the pe...

Table given below shows a part of the periodic table

Using this table explain why
Li and Na are considered as active metals

Text Solution

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Because they have only one valence electron which they can lose easily and thus show high reactivity.
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  4. Potassium bromine and krypton are elements in period 4 of the Periodic...

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  6. Potassium bromine and krypton are elements in period 4 of the Periodic...

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  7. An element X has a total of 31 nucleons, out of which 16 are neutrons....

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  8. An element X has a total of 31 nucleons, out of which 16 are neutrons....

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  9. An element X has a total of 31 nucleons, out of which 16 are neutrons....

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  10. What physical and chemical properties of elements were used by Mendele...

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  11. Table given below shows a part of the periodic table Using this t...

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  12. Table given below shows a part of the periodic table Using this t...

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  13. Table given below shows a part of the periodic table Using this t...

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  14. The given diagram shows the electron arrangement in a compound formed ...

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  15. The given diagram shows the electron arrangement in a compound formed ...

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  16. The given diagram shows the electron arrangement in a compound formed ...

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  17. Study the variation in the atomic radii of first group elements given ...

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  19. Atomic number is considered to be a more appropriate parameter than at...

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