Vocab 2 Crossword

is the defining structure of an element (Links to an external site.)Links to an external site., which cannot be broken by any chemical means.
is a stable negatively charged component of an atom
is a component of an atomic nucleus with a mass (Links to an external site.)Links to an external site. defined as 1 and a charge of +1.
is the particle in the atomic nucleus with a mass (Links to an external site.)Links to an external site. = 1 and charge = 0.
the positively charged central core of an atom, consisting of protons and neutrons and containing nearly all its mass.
the number of protons in the nucleus of an atom, which determines the chemical properties of an element and its place in the periodic table.
Are atoms with the same number of protons
When an atoms outermost orbital gains or looses an electron the atom forms a
the mass of an atom of a chemical element expressed in atomic mass units. It is approximately equivalent to the number of protons and neutrons in the atom
Atomic mass unit
the sum of the masses of its isotopes, each multiplied by its natural abundance
amount of all the natural occurring isotopes of the element. It is used to find the average atomic mass of the element.
depicts the atom as a small, positively charged nucleus surrounded by electrons that travel in circular orbits around the nucleus