Atom
Name
Hydrogen
IUPAC name
Deuterium
InChI
InChI=1S/H/i1+1
InChI key
YZCKVEUIGOORGS-OUBTZVSYSA-N
CAS number
16873-17-9
Comments
2H = D
Symbol
H
Formula
$^2H$ or $D$
Charge
0
Atomic number Z
1
Mass number A
2
Nuclear spin I
1
Molar mass
2.014101778 $g/mol$
State STP
gas
Electronegativity
2.2
Isotope mixture type
pure isotope