Atom
Name
Caesium
IUPAC name
Caesium
InChI
InChI=1S/Cs
InChI key
TVFDJXOCXUVLDH-UHFFFAOYSA-N
CAS number
7440-46-2
Symbol
Cs
Formula
$Cs$
Charge
0
Atomic number Z
55
Molar mass
132.9054 $g/mol$
State STP
solid
Electronegativity
0.79
Isotope mixture type
terrestrial abundance
Type K L1 L2 L3 M1 M5
Energy (keV) 35.9846 5.7143 5.3594 5.0119 1.211 0.7266