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(C) Electropositive character increases down a group and decreases across a period from left to right. Cesium $(Cs)$ is the most electropositive stabl

Vedclass · Accepted Answer

$[Xe] \ 6s^1$

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(C) Electropositive character increases down a group and decreases across a period from left to right. Cesium $(Cs)$ is the most electropositive stable element in the periodic table (excluding radioactive Francium). The electronic configuration of Cesium ($Cs$,atomic number $55$) is $[Xe] \ 6s^1$. Therefore,the element with the configuration $[Xe] \ 6s^1$ is the most electropositive.

The most electropositive element possesses the electronic configuration

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