the symbol were proposed by different persons and it is not generally possible to list out all
Dalton
The molybdenum chemical symbol is Mo.
The chemical symbol for Helium is He.
The chemical symbol for strontium is Sr. The chemical symbol for copper is Cu.
A pencil hasn't a chemical symbol.
The chemical symbol of dubnium is Db.
The chemical symbol for indium is In
The chemical symbol of curium is Cm.
The molybdenum chemical symbol is Mo.
Ce is the chemical symbol for cerium
The chemical symbol for iron is Fe and the chemical symbol for nickel is Ni.
Be is the chemical symbol for Beryllium.
Nobelium's chemical symbol is "No"
the chemical symbol is Br :)
The chemical symbol is ClO3
The chemical symbol for Helium is He
The chemical symbol of astatine is At
I is the chemical symbol for iodine.