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Why does ionization energy decreases dow...

Why does ionization energy decreases down the group?

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Because the attractive force of nucleus on electrons of outermost cell decreases down the group. Therefore ionization becomes easier.
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AAKASH INSTITUTE-THE S-BLOCK ELEMENTS-Try Yourself
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  2. Which one of the following alkali metals gives hydrated salts?

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  3. Why does ionization energy decreases down the group?

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  4. Among potassium and sodium which one is lighter metal?

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  5. What colour is imparted by Rubidium in flame test?

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  6. Which alkali mettal do not show photoelectric effect?

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  7. Why are potassium and caesium, rather lithium used in photoelectric ce...

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  8. What kind of chemical compounds are formed when alkali metal oxides re...

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  9. K, Rb and Cs form which type of compounds with oxygen?

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  10. Which compound is formed when lithium reacts directly with nitrogen in...

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  11. What is electrode potential?

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  12. If an element has more negative value of electrode potential, then wha...

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  13. Apart from water, alkali metals react with which kind of compounds?

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  14. Write two properties of the alkali metal hydrides.

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  15. Except for lithium, alkali metals form their hydrides at what temperat...

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  16. Why lithium halides show covalent nature.

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  17. Among alkali metals. Which one is the strongest reducing agent?

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  18. If standard electrode potential of an element x is -1.70V and of anoth...

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  19. Name the ions present in solution of ammonia and alkali metals.

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  20. The blue colour of solution of ammonia and alkali metals is due to whi...

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