Author

Gloria E. Cotton Page 7

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.

What Is Electron Shielding and How Does It Work?Chemistry
Is Quartz a Silicate? Explaining Its Atomic Structure Earth & Space
What Elements Form Cations and Why?Chemistry
Why Do Halogens Not Form Positive Ions?Chemistry
What Type of Bond Would Form Between Atoms of Iron (Fe)?Chemistry
Why Does Atomic Size Increase as You Go Down a Group?Chemistry
How Is Today’s Periodic Table Different From Mendeleev’s?Chemistry
Is Sodium a Transition Metal? Explaining Its True Classification Chemistry
Is Zinc a Transition Metal? A Look at Its Electron Structure Chemistry
What Elements Have the Same Number of Valence Electrons?Chemistry
What Is the Aufbau Rule for Electron Configuration?Chemistry
Can the Atomic Mass of an Element Vary?Chemistry
How Many Unpaired Electrons Does Vanadium Have?Chemistry
What Is the Difference Between Mendeleev and Modern Periodic Table?Chemistry
What Is the Electron Configuration of Sn?Chemistry
Why Do Unstable Atoms Seek to Share Electrons?Chemistry
Why Do Sodium and Chlorine Ions Stick Together?Chemistry
What Is the Valency of Carbon and Why Is It Four?Chemistry
What Is the Charge of Zinc and Why Is It +2?Chemistry
What Is the Charge of Na and Why Does It Matter?Chemistry
Do Elements in the Same Group Have Similar Properties?Chemistry
What Happens When the Compound MgO Is Formed?Chemistry
Are Group 2 Elements Reactive?Chemistry
How Can Matter Be Classified?Physics
Why Is It Impossible for an Element to Have an Atomic Number of 110.5?Chemistry
Do Positive Ions Have More Protons Than Electrons?Physics
Can a Particle Be a Single Atom?Physics
In What Way Do Isotopes Differ From Each Other?Chemistry
What Is the Electron Configuration of Magnesium?Chemistry
How Many Neutrons Are in the Stable Isotope of Rhenium?Chemistry