วีดีโอ

Acids revision

Halogen displacement reactions

Groups, periods and electronic structure.

The Haber Process

Eye and the camera

Energy, work and power

Energy and work

Flower dissection

pH and enzymes

Food tests GCSE

Light wave refraction

Light wave reflection

Ripple tank wavelength

Ripple tank refraction

Ripple tank reflection

Ripple tank frequency

Ripple Tank Introduction

Acid rain

Energy content of foods

Metals (magnesium and iron) reacting with oxygen

Transition metals forming different coloured ion complexes!

Trends in reactivity: group 6 (sulfur and oxygen) reacting with iron

Physical properties of the halogens: melting and boiling iodine

Group 1 and 7 reacting together: sodium and chlorine. SLOW MOTION!

Halogen displacement reactions

Conductors and insulators

Making measurements of insulators

Insulators keep cold things cold!

Elements in a group react similarly: group 2