Periodic Table Crossword Puzzle

the smallest particle that has the same properties of an element
the center of an atom that is conducted of neutrons and protons
a very positively charged subatomic particle of the nucleus of an atom
a negatively charged subatomic particle found in the energy level of an atom
an area inside of an atom where there is a high probability of finding electrons
a horizontal row of elements in the periodic table
a vertical column of elements in the periodic table
an atom or a group of atoms that has lost or gained one or more electrons and therefore has a net electric charge
the process of adding electrons to or removing electrons from an atom or group of atoms
an ion with a positive charge
an ion with a negative charge
the total number of protons and neutrons inside the nucleus of an atom
the properties of elements tend to repeat in a regular pattern when elements are arranged in order of increasing atomic number
any of the possible energies an electron may have in an atom
the number of protons in the nucleus of an atom
symbol fore atomic mass unit
the elements that are good conductors of heat and electricity
the elements that are usually poor conductors of heat and electricity
an element that has properties of both a metal and nonmetal
group 1 or 1A
group 16 or 6A
group 2 or 2A
group 17 or 7A
group 18 or 8A
another name for a group
another name or period