Chemistry Concepts

Front

Coulombic Attraction

Back

Force of attraction between positive and negative charges

Front

Periodic Law

Back

Periodic repetition of properties with increasing atomic number

Front

Reactivity

Back

Ease and speed of element reactions

Front

Atomic Radius

Back

Size of an atom

Front

Atomic Radius Trend

Back

Increases down a group, decreases across a period

Front

Core Electrons

Back

Electrons in inner shells, not involved in bonding

Front

Ionic Radius

Back

Radius of an atom's ion

Front

Ionic Radius Trend

Back

Decreases across a period, increases down a group

Front

Ion

Back

Atom or group of atoms with charge

Front

Cation

Back

Positively charged ion