Front

Crystals

Back

Solid materials with a regular structure

Front

Covalent bond

Back

Chemical bond sharing electrons

Front

Molecule

Back

Two or more atoms bonded together

Front

Polar covalent bond

Back

Unequal sharing of electrons

Front

Polyatomic ion

Back

Ion with multiple atoms

Front

Metallic bond

Back

Bond between metal atoms

Front

Alloy

Back

Mixture of metals

Front

Reactants

Back

Substances before a reaction

Front

Products

Back

Substances after a reaction

Front

Coefficient

Back

Number in front of a compound