How to tell the valence electrons of an element

Finding the Number of Valence Electrons for an Element

Valence Electrons and the Periodic Table

Valence Electrons and the Periodic Table

Valence Electrons Periodic Table

How to Predict the Number of Valence Electrons in an Element

Determining the number of valence electrons for an element

How to Determine Number of Valence Electrons in Element, Ion, and Compound (Count Valence Electrons)

How to Find the Number of Valence Electrons for Transition Metals

How to Find the Inner, Outer and Valence Electrons of an Element - TUTOR HOTLINE

How to Calculate Valency of Elements? Chemistry

Valency

How to Find Valence Electrons! (and Total Electrons)

Valence Electrons & Electron Configurations

How to find the Protons Neutrons and Electrons of an element on the Periodic table

Valence Electrons - Gaining and Losing Electrons

Relationship between Electron Configurations and Valence Electrons

How to Find the Valence Electrons for Copper (Cu)

How to Find the Valence Electrons for NO3 - (Nitrate ion)

Valence Electrons & Ionic Charge and the Periodic Table