symbols
symbols
symbols
names
names
100
titanium
What is Ti
100
thorium
What is Th
100
lead
What is Pb
100
Rf
What is rutherfordium
100
Si
What is silicon
200
zirconium
What is Zr
200
carbon
What is C
200
erbium
What is Er
200
Ce
What is cerium
200
C
What is carbon
300
hafnium
What is Hf
300
silicon
What is Si
300
fermium
What is Fm
300
Hf
What is hafnium
300
Fm
What is fermium
400
rutherfordium
What is Rf
400
germanium
What is Ge
400
lawrencium
What is Lr
400
Sn
What is tin
400
Ti
What is titanium
500
cerium
What is Ce
500
tin
What is Sn
500
potassium
What is K
500
Er
What is erbium
500
Pb
What is lead
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