Among the alkali metal ions in aqueous solution, which is the best conductor of electricity?

L i^{+}

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N a^{+}

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K^{+}

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C s^{+}

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Solution

The correct option is D $C s^{+}$
Group I are the alkali metal ions and the metallic character increases down the group so the Cs ion is the best conductor of electricity among them.

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Similar questions

L i^{+} < N a^{+} < K^{+} < R b^{+} < C s^{+}

C s^{+}

L i, N a, K,

R b, L i

L i

Comment on each of the following observations:

(a) The mobilities of the alkali metal ions in aqueous solution are Li⁺ < Na⁺ < K⁺< Rb⁺ < Cs⁺

(b) Lithium is the only alkali metal to form a nitride directly.

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