Chapter 6 Vocab (2020) - Honors Physical Science

Empirical formula

the composition of a compound in terms of the relative numbers and kinds of atoms in the simplest ratio

Chemical bond

the attractive force that holds atoms or ions together

Chemical structure

the arrangement of atoms in a substance

Bond length

the average distance between the nuclei of two bonded atoms

Bond angle

the angle formed by two bonds to the same atom

Ionic Bond

a bond formed by the attraction between oppositely charged ions

Metallic bond

a bond formed by the attraction between positively charged metal ions and the electrons around them

Covalent bond

a bond formed when atoms share one or more pairs of electrons

Poly-atomic ion

an ion made of two or more atoms

Molecular formula

a chemical formula that shows the number and kinds of atoms in a molecule, but not the arrangement of atoms