Author

Gloria E. Cotton Page 12

With National Board Certification in secondary science, Gloria E. Cotton spent her career teaching high school chemistry in public school classrooms before retiring from the district. She explains atomic structure and fundamental chemical properties. Cotton now helps run hands-on lab experiments as a volunteer with a local teen science club.

Why Are Ionic Compounds Electrically Neutral?Chemistry
What Determines the Properties of an Element?Chemistry
A Sulfur Atom and a Sulfur Molecule: What Is the Difference?Chemistry
How to Find the Quantum Numbers of an Element Chemistry
What Makes an Atom Stable?Physics
How Are Positive and Negative Ions Formed?Chemistry
What Causes Atomic Radius to Increase?Chemistry
Why Did Mendeleev Leave Gaps in His Periodic Table?Chemistry
If an Atom Has 8 Protons and 6 Electrons, Is It Still Oxygen?Chemistry
What Is the Bohr Model for Carbon?Chemistry
What Is Core Charge in Chemistry and Why Is It Important?Chemistry
When Do Cations Form and Why Do Atoms Lose Electrons?Chemistry
Why Are Noble Gases So Stable and Unreactive?Chemistry
What Happens to the Radius as You Move Down Group 1?Chemistry
Why the Plum Pudding Model Is Wrong: An Atomic Explanation Physics
Is Neon a Neutral Atom or an Ion?Chemistry
Why do all isotopes of an element have the same chemical properties?Chemistry
Why Does the Periodic Table Split at the Bottom?Chemistry
What Atom Has 18 Electrons and Why Is This Number Stable?Chemistry
Why Don’t Noble Gases Form Chemical Bonds?Chemistry
What Happens to the Atoms During a Chemical Reaction?Chemistry
How Does the Sodium Atom Contrast to the Sodium Ion?Chemistry
What Happens When Atoms Combine and Form Chemical Bonds?Chemistry
What Occurs When a Magnesium Atom Becomes a Magnesium Ion?Chemistry
Why Is the Valence Shell Important in Chemistry?Chemistry
What Distinguishes One Element From Another?Chemistry
What Holds the Three Atoms in a Water Molecule Together?Chemistry
What Is a Metal Atom and What Makes It Unique?Chemistry
Nitrogen Structure: Atomic and Molecular Chemistry
What Are Electron Orbitals? A Simple Explanation Physics