1) C:
C,Cl,Cr,Co,Cu,Cd,Cs,Ce,Cm,Cf
D:
Db,Dy
E:
Eu,Er,Es
F:
F,Fe,Fr,Fm
2) G:
Ga,Ge,Gd
H:
H,He,Hf,Hg,Hs,Ho
I:
I,In,Ir
K:
K,Kr
3) L:
Li,La,Lu,Lr
M:
Mg,Mn,Mo,Mt,Md
N:
N,Ne,Na,Ni,Nb,Nd,Np,No
O:
O,Os
4) P:
P,Pd,Pt,Pb,Po,Pr,Pm,Pu,Pa
R:
Rh,Ru,Rb,Re,Rn,Rf,Ra
S:
Si,S,Sc,Se,Sr,Sn,Sb,Sg,Sm
T:
Ti,Tc,Te,Ta,Tl,Tb,Tm,Th
U:
U
5) V:
V
W:
W
X:
Xe
Y:
Y,Yb
Z:
Zn,Zr