Reactivity of halogens Student activity Play

Resonance energy for benzene 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 number of decayed nuclei and the number of remaining Animation Play

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

The number of decayed nuclei and the number of remaining nuclei Student activity Play

The octet rule Animation Play

The octet rule Animation Play

The stability of a nucleus Student activity Play

The stability of a nucleus Illustration Play

The stability of a nucleus Illustration Play

The stability of electron configuration Animation Play

The structure of the periodic table – groups (1) Student activity Play

Trend in the reactivity of halogens Animation Play