How you feel about someone.

The smallest unit found on Earth

Anything that has mass and takes up space (volume)

Proton

Electron

Neutron

Number of protons in an element; identifies the element

Number of electrons and neutrons in an element.

Where you find the elements.

Where all elements are listed according to qualities and the Atomic Number.

A table that Aristotle ate at with Einstein.

Where elements are listed alphabetically.

Contribute to the atomic mass

Help make up the nucleus of the atom.

Neutral particles; have no electric charge.

All of the above

Positively charged particles

Negatively charged particles

Particles that charge you

Electrons in the inner energy level

Electrons in the outer energy level

Electrons that validate the nucleus

Protons

Neutrons

Electrons

Atoms that have the same number of everything

Atoms that have the same number of protons, but have different numbers of neutrons

Atoms that have the same number of electrons.

An atom that never changes.

An unstable atom.

An atom that has gained or lost electrons to be stable; atom with a charge

positively charged particle + more protons than electrons

Negatively charged particles

An ion that sleeps more than they're awake.

A positive ant

negatively charged particle + more electrons than protons

Positively charged particles.

Columns of the periodic table

Rows of the periodic table

Rows

Columns