Chapter 8.1 & 8.2 chem

Covalent Bond

A chemical bond formed when electrons are shared between two atoms

Molecule

A neutral group of atoms joined together by covalent bonds

Diatomic Molecule

A molecule that contains two atoms

Molecular Compound

A compound composed of molecules

Molecular Formula

The chemical formula of a molecular compound

Monatomic

Consists of single atoms

Ionic Compounds

Generally crystalline solids with a high melting point

Sharing Electrons

Atoms held together by sharing electrons in a covalent bond

Octet Rule

Atoms attain noble gas electron configurations in covalent bonds

Single Covalent Bond

Two atoms joined by sharing one pair of electrons

Double Covalent Bond

Two atoms share two pairs of electrons

Triple Covalent Bond

Two atoms share three pairs of electrons

Coordinate Covalent Bond

One atom contributes both bonding electrons

Resonance Structure

Two or more equally valid electron dot structures of a molecule