Reactivity of the alkali metals and their electron configuration Animation Play

Recognising reducing agents Animation Play

Recognising reducing agents Student activity Play

Recycling of paper, glass and metal Student activity Play

Recycling of paper, glass and metal Whiteboard exercise Play

Redox reactions around us Student activity Play

Redox reactions around us Slideshow Play

Regulation of salt balance – the role of aldosterone Student activity Play

Regulation of salt balance – the role of aldosterone Whiteboard exercise Play

Regulation of salt concentration in the organism Slideshow Play

Relationship between stress and extension Student activity Play

Relationship between stress and extension Animation Play

Removal of heavy metals from the environment Slideshow Play

Reversible and irreversible reactions Student activity Play

Reversible reactions Animation Play

s-Block elements Whiteboard presentation Play

s-Block elements Class activity Play

Salinity of sea water Animation Play

Salt Whiteboard exercise Play

Salt hydrolysis Animation Play

Salt hydrolysis Whiteboard exercise Play

Salt hydrolysis Student activity Play

Salt water versus fresh water Whiteboard exercise Play

Salt water versus fresh water Student activity Play

Salts Whiteboard presentation Play