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Standard reduction potential is least fo...

Standard reduction potential is least for Li. Why? 

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Lithium cation is small in size with high hydration ability. `Li(s) + aq rarr Lit(aq) +e^(-)`.
The reaction proceeds leading to the formation of stable hydrated cation. Hence reduction potential is least.
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AAKASH SERIES-ALKALI METALS-Questions for descriptive answers
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  2. How are sodium carbonate and sodium bicarbonate interconverted?

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  8. Lithinum is the strogest reductant in aqueous solutions. Why ?

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  9. Alkali metals are paramagnetic but this salts are diamagnetic. Substan...

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  10. Why sodium metal can be used for drying diethyl ether but not ethanol ...

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  11. how is pure sodium hydroxide prepared ?

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  12. Why strand solution of NaOH cannot be prepared by direct weighing ?

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  13. Why is sodium fire in the laboratory not extinguished by water ?

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  15. Why alkali metal except lithium can not for complex ions ?

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  16. What is electric eye ? How alkali metals are related to this ?

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  17. Solvay process can be represented by the following scheme Identify A, ...

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  18. During the titration of a mixture of Na(2)CO(3) and NaHCO(3) against H...

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