The convention used for the chemical symbol of an element is so that you can determine the Atomic Mass.
With this symbol:
The molybdenum chemical symbol is Mo.
The chemical symbol of radium is Ra.
The chemical symbol of radon is Rn.
Ca is the chemical symbol for calcium.
With this symbol:
Symbol (southwest high school Sophomore MN)
A chemical symbol is simply an abbreviated way of writing a particular chemical. The symbol is a much more convenient way of identifying each element. Some examples are "O" for oxygen and "H" for hydrogen.
To simple identify a chemical element, avoiding the writing of the whole name.
Each chemical element has a different chemical symbol formed from one or two letters: H for hydrogen, U for uranium, Cl for chlorine, Ar for argon, etc. Symbols are used for simplicity in writing equations, etc. The chemical symbol can be considered as a code.
The molybdenum chemical symbol is Mo.
The chemical symbol for curium, Cm, was derived from the initials of Marie and Pierre Curie, the Nobel Prize-winning scientists who discovered radium and polonium. This naming convention honors their contributions to the field of radioactivity.
Beryllium's chemical symbol is Be.
The chemical symbol for iron is Fe and the chemical symbol for nickel is Ni.
the chemical symbol is Br :)
The chemical symbol is ClO3
They're abbreviations to help make writing out chemical formulas easier.