These refer to the element gadolinium. 64 is the proton number of gadolinium, which characterizes it.
The number 64 is associated with the number of protons in the nucleus and the number of electrons in the neutral element. It is the atomic number.
The Atomic Number and thus the number of protons
Elements on the periodic table are usually identified by their atomic number, atomic symbol, and atomic weight. The atomic number represents the number of protons in the nucleus, the atomic symbol is a one- or two-letter abbreviation for the element, and the atomic weight represents the average mass of the element's atoms.
Chemical symbol O represents the element Oxygen. Oxygen is the 8th element in the periodic table.
The chemical symbol represents elements.
The symbol for potassium is K and its atomic number is 19. If you need a periodic table, go to the Related Links for a printable periodic table.
Mass number
the chemical symbol that represents sulfur is S. and its atomic number is 16 in the periodic table
The Atomic Number and thus the number of protons
Hi,The periodic symbol for chlorine is clhope this helps you
the number above the symbol is the atomic....... of that element.
Elements on the periodic table are usually identified by their atomic number, atomic symbol, and atomic weight. The atomic number represents the number of protons in the nucleus, the atomic symbol is a one- or two-letter abbreviation for the element, and the atomic weight represents the average mass of the element's atoms.
Chemical symbol O represents the element Oxygen. Oxygen is the 8th element in the periodic table.
The letter (or letters) represents the abbreviation for that element, i.e. it represents the symbol used to represent that element.
In Roman numerals, the symbol "V" represents the number 5.
The chemical symbol represents elements.
The chemical symbol of an element represents the abbreviated name of this chemical element.Example: the chemical symbol for lead is (Pb) because the Latin language name is plumbum.the symbol Cl represents chlorine in the Periodic Table
The element potassium has the symbol 'K' on the periodic table. Its atomic number is 19.