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Of the given alkali metals, the one with...

Of the given alkali metals, the one with smallest size is

A

Rb

B

Cs

C

K

D

Na

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The correct Answer is:
D
The size increases down the group
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DINESH PUBLICATION-CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES-All Questions
  1. Which of the following ions is smallest in size ?

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  2. Which of the following elements is/are not liquid at 30^@C ?

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  3. Of the given alkali metals, the one with smallest size is

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  4. Which among the following elements has lowest value of ionisation pote...

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  5. Which among the following elements have lowest value of IE1?

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  6. Which of the following pair of elements belongs period of the periodic...

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  7. The first element of rare earth metals is

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  8. The oxide of which of the following elements will be acidic in charact...

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  9. Generally, the valency of noble gases is

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  10. Paulings electronegativity values for elements are useful in predictin...

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  11. The number of elements in the 4th period of periodic table is

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  12. Which period of the periodic table contains maximum number of elements...

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  13. In the second period of periodic table, the ionisation potential of el...

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  14. The valence shell electronic structure of an element is ns^2 np^2. The...

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  15. Which of the following pair of atomic numbers represents s-block eleme...

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  16. Atoms with high value of IE1 always have

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  17. The elements with atomic number 26 will be found in group

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  18. Among the following elements which one has the highest value of first ...

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  19. Which of the following ion is not isoelectronic with O^(2-) ?

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  20. The lightest metal is

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