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How do the following properties vary on ...

How do the following properties vary on moving down the group 1?
Atomic radii

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(i) Increases, (ii) Decreases, (iii) Decreases
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ICSE-THE s - BLOCK ELEMENTS-VERY SHORT ANSWER TYPE QUESTIONS
  1. What type of compounds are formed by s-block elements ?

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  2. Name the periods whose elements show diagonal relationship.

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  3. How do the following properties vary on moving down the group 1? A...

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  4. The elements of which group are the biggest in size in respective peri...

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  5. The elements of which group are the most electropositive in respective...

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  6. How does the hydration energy of alkali metal cations vary on moving d...

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  7. Why is sodium kept immersed in kerosene oil?

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  8. What is the nature of alkali metal oxides and hydroxides?

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  9. Among the alkali metals, which element has the highest reducing power...

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  10. What is the common name given to the elements of group 2 ?

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  11. Among groups 1 and 2, the elements of which group have higher ionisati...

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  12. What is the nature of beryllium oxide ?

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  13. Arrange the group 2 metal hydroxides in the increasing order of basic ...

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  14. Arrange the group 2 metal hydroxides in the increasing order of solubi...

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  15. How does beryllium chloride exist in solid state?

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  16. How does beryllium chloride exist in vapour phase ?

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  17. Among the alkaline earth metal carbonates which one is least stable to...

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  18. Among MgSO4, CaSO4, SrSO4 and BaSO4, which one is most soluble in wate...

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  19. Which metal ion is a constituent of chloro- phyll

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  20. How does beryllium react with NaOH ?

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