View source for Template:Standard atomic weight of the elements

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|Standard atomic weight of the elements {{nobold|1=(IUPAC 2009&ndash;2021<ref group=ref>{{Standard atomic weight of the elements/ciaaw-list-of-updates}}</ref>)}}
|Template:Standard atomic weight of the elements}}
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! style="background:{{element color|saw-header}}" | ''A''<sub>r, standard</sub>
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<!--- Period 1 --->
{{Standard atomic weight of the elements/row|symbol=H}}
{{Standard atomic weight of the elements/row|symbol=He}}
<!--- Period 2 --->
{{Standard atomic weight of the elements/row|symbol=Li}}
{{Standard atomic weight of the elements/row|symbol=Be}}
{{Standard atomic weight of the elements/row|symbol=B}}
{{Standard atomic weight of the elements/row|symbol=C}}
{{Standard atomic weight of the elements/row|symbol=N}}
{{Standard atomic weight of the elements/row|symbol=O}}
{{Standard atomic weight of the elements/row|symbol=F}}
{{Standard atomic weight of the elements/row|symbol=Ne}}
<!--- Period 3 --->
{{Standard atomic weight of the elements/row|symbol=Na}}
{{Standard atomic weight of the elements/row|symbol=Mg}}
{{Standard atomic weight of the elements/row|symbol=Al}}
{{Standard atomic weight of the elements/row|symbol=Si}}
{{Standard atomic weight of the elements/row|symbol=P}}
{{Standard atomic weight of the elements/row|symbol=S}}
{{Standard atomic weight of the elements/row|symbol=Cl}}
{{Standard atomic weight of the elements/row|symbol=Ar}}
<!--- Period 4 --->
{{Standard atomic weight of the elements/row|symbol=K}}
{{Standard atomic weight of the elements/row|symbol=Ca}}
{{Standard atomic weight of the elements/row|symbol=Sc}}
{{Standard atomic weight of the elements/row|symbol=Ti}}
{{Standard atomic weight of the elements/row|symbol=V}}
{{Standard atomic weight of the elements/row|symbol=Cr}}
{{Standard atomic weight of the elements/row|symbol=Mn}}
{{Standard atomic weight of the elements/row|symbol=Fe}}
{{Standard atomic weight of the elements/row|symbol=Co}}
{{Standard atomic weight of the elements/row|symbol=Ni}}
{{Standard atomic weight of the elements/row|symbol=Cu}}
{{Standard atomic weight of the elements/row|symbol=Zn}}
{{Standard atomic weight of the elements/row|symbol=Ga}}
{{Standard atomic weight of the elements/row|symbol=Ge}}
{{Standard atomic weight of the elements/row|symbol=As}}
{{Standard atomic weight of the elements/row|symbol=Se}}
{{Standard atomic weight of the elements/row|symbol=Br}}
{{Standard atomic weight of the elements/row|symbol=Kr}}
<!--- Period 5 --->
{{Standard atomic weight of the elements/row|symbol=Rb}}
{{Standard atomic weight of the elements/row|symbol=Sr}}
{{Standard atomic weight of the elements/row|symbol=Y}}
{{Standard atomic weight of the elements/row|symbol=Zr}}
{{Standard atomic weight of the elements/row|symbol=Nb}}
{{Standard atomic weight of the elements/row|symbol=Mo}}
{{Standard atomic weight of the elements/row|symbol=Tc}}
{{Standard atomic weight of the elements/row|symbol=Ru}}
{{Standard atomic weight of the elements/row|symbol=Rh}}
{{Standard atomic weight of the elements/row|symbol=Pd}}
{{Standard atomic weight of the elements/row|symbol=Ag}}
{{Standard atomic weight of the elements/row|symbol=Cd}}
{{Standard atomic weight of the elements/row|symbol=In}}
{{Standard atomic weight of the elements/row|symbol=Sn}}
{{Standard atomic weight of the elements/row|symbol=Sb}}
{{Standard atomic weight of the elements/row|symbol=Te}}
{{Standard atomic weight of the elements/row|symbol=I}}
{{Standard atomic weight of the elements/row|symbol=Xe}}
<!--- Period 6 --->
{{Standard atomic weight of the elements/row|symbol=Cs}}
{{Standard atomic weight of the elements/row|symbol=Ba}}
{{Standard atomic weight of the elements/row|symbol=La}}
{{Standard atomic weight of the elements/row|symbol=Ce}}
{{Standard atomic weight of the elements/row|symbol=Pr}}
{{Standard atomic weight of the elements/row|symbol=Nd}}
{{Standard atomic weight of the elements/row|symbol=Pm}}
{{Standard atomic weight of the elements/row|symbol=Sm}}
{{Standard atomic weight of the elements/row|symbol=Eu}}
{{Standard atomic weight of the elements/row|symbol=Gd}}
{{Standard atomic weight of the elements/row|symbol=Tb}}
{{Standard atomic weight of the elements/row|symbol=Dy}}
{{Standard atomic weight of the elements/row|symbol=Ho}}
{{Standard atomic weight of the elements/row|symbol=Er}}
{{Standard atomic weight of the elements/row|symbol=Tm}}
{{Standard atomic weight of the elements/row|symbol=Yb}}
{{Standard atomic weight of the elements/row|symbol=Lu}}
{{Standard atomic weight of the elements/row|symbol=Hf}}
{{Standard atomic weight of the elements/row|symbol=Ta}}
{{Standard atomic weight of the elements/row|symbol=W}}
{{Standard atomic weight of the elements/row|symbol=Re}}
{{Standard atomic weight of the elements/row|symbol=Os}}
{{Standard atomic weight of the elements/row|symbol=Ir}}
{{Standard atomic weight of the elements/row|symbol=Pt}}
{{Standard atomic weight of the elements/row|symbol=Au}}
{{Standard atomic weight of the elements/row|symbol=Hg}}
{{Standard atomic weight of the elements/row|symbol=Tl}}
{{Standard atomic weight of the elements/row|symbol=Pb}}
{{Standard atomic weight of the elements/row|symbol=Bi}}
{{Standard atomic weight of the elements/row|symbol=Po}}
{{Standard atomic weight of the elements/row|symbol=At}}
{{Standard atomic weight of the elements/row|symbol=Rn}}
<!--- Period 7 --->
{{Standard atomic weight of the elements/row|symbol=Fr}}
{{Standard atomic weight of the elements/row|symbol=Ra}}
{{Standard atomic weight of the elements/row|symbol=Ac}}
{{Standard atomic weight of the elements/row|symbol=Th}}
{{Standard atomic weight of the elements/row|symbol=Pa}}
{{Standard atomic weight of the elements/row|symbol=U}}
{{Standard atomic weight of the elements/row|symbol=Np}}
{{Standard atomic weight of the elements/row|symbol=Pu}}
{{Standard atomic weight of the elements/row|symbol=Am}}
{{Standard atomic weight of the elements/row|symbol=Cm}}
{{Standard atomic weight of the elements/row|symbol=Bk}}
{{Standard atomic weight of the elements/row|symbol=Cf}}
{{Standard atomic weight of the elements/row|symbol=Es}}
{{Standard atomic weight of the elements/row|symbol=Fm}}
{{Standard atomic weight of the elements/row|symbol=Md}}
{{Standard atomic weight of the elements/row|symbol=No}}
{{Standard atomic weight of the elements/row|symbol=Lr}}
{{Standard atomic weight of the elements/row|symbol=Rf}}
{{Standard atomic weight of the elements/row|symbol=Db}}
{{Standard atomic weight of the elements/row|symbol=Sg}}
{{Standard atomic weight of the elements/row|symbol=Bh}}
{{Standard atomic weight of the elements/row|symbol=Hs}}
{{Standard atomic weight of the elements/row|symbol=Mt}}
{{Standard atomic weight of the elements/row|symbol=Ds}}
{{Standard atomic weight of the elements/row|symbol=Rg}}
{{Standard atomic weight of the elements/row|symbol=Cn}}
{{Standard atomic weight of the elements/row|symbol=Nh}}
{{Standard atomic weight of the elements/row|symbol=Fl}}
{{Standard atomic weight of the elements/row|symbol=Mc}}
{{Standard atomic weight of the elements/row|symbol=Lv}}
{{Standard atomic weight of the elements/row|symbol=Ts}}
{{Standard atomic weight of the elements/row|symbol=Og}}
<!--- Period 8 --->
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