Because to write chemical equations you need a short way of referring to an element.
The chemical symbol for radium on the periodic table of elements is Ra.
Nd is the chemical symbol for the element Neodymium.
There is no symbol for Al2O3 as it is a compound, chemical symbols are for elements
The chemical symbol for nitrogen is N. The chemical symbol for phosphorus is P.
Yes, all elements have a chemical symbol. For nitrogen, it is N.
Xenon has the chemical symbol Xe.
uranium
Nitrogen [chemical symbol N], Phosporus [chemical symbol P], and Potassium [chemical symbol K].
No, each element has its own unique chemical symbol. Chemical symbols are used to represent individual elements, and no two elements have the same symbol.
Asphalt is a mixture and so it has neither a chemical symbol (which are only for elements), nor a chemical formula(which are for compounds).
Tin chloride is made of elements Tin and Chlorine. The chemical symbol of Tin is Sn. The chemical symbol of Chlorine is Cl.
K is the chemical symbol of potassium.