Here are the matches between Column A and Column B:
- products: f. the substances after a chemical reaction occurs
- reactants: b. the substances before a chemical reaction occurs
- covalent bond: a. a force that holds atoms together by sharing electrons
- electronegativity: e. a value that describes the relative strength with which an atom of an element attracts electrons to itself in a chemical bond.
- ionic bond: d. a force that holds oppositely charged atoms (or groups of atoms) together
- polar covalent bond: g. a force that holds atoms together by unequally shared electrons.
- valence electrons: c. the electrons in the outermost orbitals of an atom