CHEM 1153-011 Exam 2 Review

These flashcards cover key terms and definitions from the chemistry lecture notes to aid in exam preparation.

Ionic Compound

A compound formed from the electrostatic attraction between oppositely charged ions, typically consisting of a metal and a non-metal.

Cobalt(III) Oxide

The proper name for Co₂O₃ indicating cobalt in the +3 oxidation state.

Bond Order

The number of chemical bonds between a pair of atoms; in certain cases, it indicates the strength of the bond.

Formal Charge

The charge difference between the number of valence electrons in free atoms and the number of electrons assigned to an atom in a molecule.

Molecular Geometry

The three-dimensional arrangement of the atoms that constitute a molecule.

Hybridization

The concept of mixing atomic orbitals to generate new hybrid orbitals suitable for the pairing of electrons to form chemical bonds.

Steric Number

The total number of electron domains (bonding and lone pairs) around a central atom in a molecule.

Dipole Moment

A measure of the separation of positive and negative charges in a system; it indicates the polarity of a molecule.

Empirical Formula

A formula that shows the simplest whole-number ratio of elements in a compound.

Molarity (M)

A concentration measurement denoting the number of moles of solute per liter of solution.