Reactivity of the alkali metals and their electron configuration Animation Play

Reactivity of the alkaline-earth-metals and their electron configurations Animation Play

Redox reactions Animation Play

Resonance energy for benzene Animation Play

s-block elements Animation Play

Simplified notation of the configuration of an element Animation Play

Sodium cation Animation Play

Stability of the nuclei Whiteboard presentation Play

Stability of the nuclei Class activity Play

Stable and radioactive isotopes Whiteboard exercise Play

Stable and radioactive isotopes Student activity Play

Stable angina pectoris Slideshow Play

Stable electron configuration Animation Play

Stable electron configuration of neon, Ne Whiteboard exercise Play

Stable electron configuration of neon, Ne Student activity Play

Stable electron configuration of noble gases Animation Play

Table of isotopes Animation Play

The electron configuration of an atom Class activity Play

The electron configuration of an atom Whiteboard presentation Play

The electron configuration of an atom and its position in the periodic table Student activity Play

The electron configuration of an atom and its position in the periodic table Whiteboard exercise Play

The electron configuration of an element and its position in the periodic table Animation Play

The electron configuration of halogens Animation Play

The number of decayed nuclei and the number of remaining Animation Play

The number of decayed nuclei and the number of remaining Whiteboard exercise Play