Jmol.jmolButton(jmolApplet0, 'select*;load ../model/craigmodel/Cs18-crown-6.cif;connect 5.0 (caesium)(oxygen);hide hydrogens,@515,@532,@587,@549,@589,@588,@514,@585,@584,@565,@513,@582,@583,@522,@581,@580,@542,@576,@530,@512,@531,@535,@469,@551,@527,@511,@538,@554,@537,@536,@550,@624,@602,@603,@604,@605,@606,@601,@671,@608,@635,@611,@610,@613,@625,@636,@633,@626,@632,@609,@634,@614,@627,@597,@629,@637,@616,@615,@638,@650,@619,@630,@599,@598,@600,@631,@634,@574,@618,@540,@553,@541,@640,@529,@534,@518,@519,@552,@520,@546,@586,@523,@547,@524,@525,@548,@526,@528,@539,@517,@545,@521,@516;moveto { 994 -58 -92 112.92}', "Reset")
[Cs(18-crown-6)2]+e– is known as an electride, containing solvated ‘electrons’.
The crystal structure of [Cs(18-crown-6)2]+e– . The blue spheres mark the sites of highest electron density and so indicate the locations of the ‘anion’ e−.