Jakeswaghomie Jakeswaghomie

25-03-2015
Chemistry

contestada

The number of electrons in outer ring of cesium

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Hippalectryon Hippalectryon

25-03-2015

Cesium (Z=55) -> expected electronic configuration : 1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d10 5p6 6s1

Hence the outer ring has configuration 6s1 -> 1 electron

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