There is no symbol for "element", other than using a placeholder. For example, if you want to refer to the oxides of group II metals, you might use the generic formula "MO."
Some common placeholders are M and X for a generic metal and nonmetal (especially a halogen) respectively. A and B are also pretty common for any kind of generic element.
ClO4- Note that this is not an "element" and hence doesn't have an "element symbol."
The symbol of helium is he
There is no element with symbol a or A even
Take the element "Iron" then the symbol for the element is "Fe" and "Fe" is also the symbol for a single atom of the element in a chemical equation.
O is the the symbol of the element oxygen.
B is the symbol for which element?Boron
The element symbol for barium is Ba.
The symbol for the element Terbium is Tb
If you meant "element" as in a chemical element, there is no element with the symbol "ef" in the periodic table.
Potassium, with an Atomic Number of 19, is designated by the symbol 'K'.
Sigificance of the Symbol of an Element :- 1. Symbol represents name of the element. 2. Symbol represents one atom of the element. 3. Symbol also represents one mole of atoms of the element. That is, symbol also represents 6.022 x 1023 atoms of the element. 4. Symbol represents a define mass of the element (equal to Atomic Mass expressed in grams).
The atomic number of the element with the symbol Be (Beryllium) is 4.