Page 2 chemistry reviewer

decreases as you move from left to right across a period (row) of the periodic table.

• Atomic radius

• Ionization energy

• Electronegativity

• Reactivity

increases as you move from left to right across a period of the periodic table.

• Ionization energy

• Electronegativity

• Reactivity

• Metallic character

generally increase as you move from top to bottom of a group (column) of the periodic table.

• Melting and boiling points

• Metallic character

• Ionization energy

• Electronegativity

increases as you move from top to bottom of a group of the periodic table.

• Metallic character

• Melting and boiling points

• Ionization

• Electronegativity

generally increases as you move from top to bottom of a group and from left to right across a period.

• Density

• Melting and boiling points

• Metallic character

• Ionization energy

generally increases as you move from left to right across a period and from top to bottom of a group.

• Reactivity

• Ionization energy

• Electronegativity

• Density

can vary depending on the element's electron configuration.

• Color

• Atomic radius

• Density

• Reactivity

it is the electron in the outermost shell.

• Valence electron

• Electron configuration

• Chemical bonding

• Covalent bonding

it tells how electrons are arranged in shells, subshells and orbitals of an atom.

• Electronic configuration

• Valence electron

• Chemical bonding

• Electronegativity

is the process by which atoms combine to form molecules.

• Chemical bonding

• Chemical change

• Ionic bonding