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Which of the following alkali metal ions...

Which of the following alkali metal ions has the lowest ionic mobility in aqueous solutions?

A

`Rb^(+)`

B

`Cs^(+)`

C

`Li^(+)`

D

`Na^(+)`

Text Solution

Verified by Experts

The correct Answer is:
C
`Li^(+)` ion as it is highly hydrated in aqueous solution
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DINESH PUBLICATION-S-BLOCK ELEMENTS (ALKALI AND ALKALINE EARTH METALS )-JEE MAIN
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  4. lithium has highest ionisation energy but is strongest reducing agent ...

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  5. Alkali metals have high oxidation potential and hence they behave as :

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  6. Based on lattice energy and other considerations which one of the foll...

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  7. The correct order of solubility of the sulphates of alkaline earth met...

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  8. Among LiCI, RbCI, BeCI(2) and MgCI(2) the compound with the greatest a...

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  9. White heavy precipitates are formed when BaCl(2) is added to a clear s...

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  10. Which will liberate hydrogen on reacting with hydrochloric acid ?

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  11. A metal X on heating in nitrogen gas gives Y,Y on treatment with H(2)O...

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  12. Formula of gypsum is CaSO(4).xH(2) and of plaster of parts is (2CaSO(4...

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  13. The substance not likely to contain CaCO(3) is:

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  14. The ionic mobility of alkali metal ions in aqueous solution is maximum...

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  15. The charge/size ratio of a cation determines its polarising power. Whi...

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  16. The set representing the correct order of ionic radius is

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  17. Which of the following on thermal decomposition yields a basic as wel ...

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  18. The correct statement for the molecule, CsI(3) is

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  19. A metallic oxide reacts with water to form its hydroxide hydrogen pero...

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  20. Monovalent sodium and postassium ions, bivalent magnesium and calcium ...

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