Groups in the periodic table Student activity Play

Half-cell potential Animation Play

Half-equations Student activity Play

Half-reactions Animation Play

Half-reactions Whiteboard exercise Play

Haloalkanes (2) Student activity Play

Halogen ions and noble gas with the same number of electrons Whiteboard exercise Play

Halogen lights Illustration Play

High-temperature plasma Animation Play

Homeostasis and active transport Animation Play

How can we prove that air contains oxygen? Animation Play

How carbonate ions react with metal(II) and metal(III) aqua ions Animation Play

How catalysts work? Student activity Play

How do buffers work? Whiteboard exercise Play

How do buffers work? Student activity Play

How do indicators work? Student activity Play

How do metals react with oxygen? Slideshow Play

How do metals react with water and steam? Animation Play

How do the uses of a metal depend on its reactivity? Slideshow Play

How metals react with acids Student activity Play

How much does it weigh now? Student activity Play

How plants obtain the substances necessary for life Slideshow Play

How temperature affects reaction rates Student activity Play

How to calculate pH of strong acid solutions? Animation Play

How to calculate the percentage abundance of isotopes Animation Play