Chapter 6 Vocabulary

a diagram of an atom, ion or molecule in which each dot represents a valence electron

• electron dot diagram
• ion
• anion
• cation
• chemical bond

an atom or group of atoms that has a positive or negative charge

• ion
• electron dot diagram
• anion
• cation
• chemical bond

an ion with a negative charge

• anion
• electron dot diagram
• ion
• cation
• chemical bond

an ion with a positive charge

• cation
• electron dot diagram
• ion
• anion
• chemical bond

the force that holds atoms or ions together as a unit

• chemical bond
• electron dot diagram
• ion
• anion
• cation

the force that holds cations and anions together

• ionic bond
• electron dot diagram
• ion
• anion
• cation

notation that shows what elements a compound contains and the ratio of the atoms or ions of these elements in the compound

• chemical formula
• electron dot diagram
• ion
• anion
• cation

solids whose particles are arranged in a lattice structure

• crystals
• electron dot diagram
• ion
• anion
• cation

a chemical bond in which two atoms share a pair of valence electrons

• covalent bond
• molecule
• polar covalent bond
• polyatomic ion
• metallic bond

a neutral group of atoms that are joined together by one or more covalent bonds

• molecule
• covalent bond
• polar covalent bond
• polyatomic ion
• metallic bond