Atomic structure and Periodic table

Has mass and takes up space.

• Element

• Matter

• Atom

• Compound

Cannot be broken into simpler substances by ordinary chemical means.

• Matter

• Compound

• Element

• Atom

Smallest part of an element that retains the properties of the element.

• Atom

• Molecule

• isotope

• ion

Two or more elements chemically combined.

• Molecule

• Atom

• isotope

• compound

Smallest part of a compound that retains the properties of the compound.

• Atom

• Molecule

• Isotope

• Ion

Positive part of the atom.

• Electron

• Neutron

• Proton

• Isotope

Negative part of the atom.

• Isotope

• Proton

• Neutron

• Electron

The Neutral part of the atom.

• Proton

• Isotope

• Electron

• Neutron

Central part of the atom, has a positive charge.

• Nucleus

• Electron cloud

• Compound

• Positron

Surrounds the nucleus, has a negative charge.

• Negatron

• amorphous cloud

• cumulonimbus

• Electron cloud