The atomic number represents the number of protons in the nucleus
The atomic number is the number of protons found in the nucleus of an atom.
Also, if in it's pure elemental form, the number of electrons.
the number of protons in the valence shell
The atomic number indicates the number of protons in a single atom of that element.
the number of protons in an atom of the element...
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Atomic number 2 is Helium, which has the symbol He
The isotope 32X (with subscript 15) is phosphorus(32P).The upper number is the atomic mass number and the lower is the atomic number.
The atomic mass of an element is measured not in the mass of the atom, but in the number of grams per mole.
The atomic number of an element refers to the number of protons.
The element with the atomic number 15 is Phosphorus.
The atomic number of an element represents the number of protons in each atom of the element.
The atomic number of an element also represents the number of protons in that element.
Its atomic number - how many protons it has.
The atomic number is the number of protons present in the atom's nucleus
to what number the element can count to
The number of protons and electrons of the atom in a neutral state.
atomic mass
Atomic number = number of a chemical element in the periodic table of Mendeleev = number of protons in the nucleus = number of electrons in the atom
The number of Protons in an atom, so Hydrogen with 1 proton has the atomic number 1.
The atomic number is the number of protons in nuclei of the atoms of a given element.
The Atomic number which is the number of protons in an atom's nucleus.
The average Atomic Mass