What is the symbol of this element?
boron
B
What is the symbol of this element?
nitrogen
N
What is the symbol of this element?
coal
C
What is the symbol of this element?
neon
Ne
What is the symbol of this element?
sodium
Na
What is the symbol of this element?
magnesium
Mg
What is the symbol of this element?
fluorine
F
What is the symbol of this element?
oxygen
O
