Properties of bases Whiteboard presentation Play

Properties of esters (2) Student activity Play

Properties of exponential functions Whiteboard exercise Play

Properties of potassium hydroxide Animation Play

Properties of salts of carboxylic acids Animation Play

Properties of soap Animation Play

Pyramids Student activity Play

Pythagorean theorem in 3-dimensional space Student activity Play

Radio waves Student activity Play

Reaction of ammonia with water Animation Play

Reaction of ethanoic acid with water Animation Play

Reaction of metal ions with alkalis Student activity Play

Reaction with sodium hydroxide Animation Play

Reactions between Group 1 and 2 metals and water Student activity Play

Reactions of acids and bases Whiteboard presentation Play

Reactions of acids and bases Class activity Play

Reactions of amides Student activity Play

Reading from graphs Student activity Play

Regular tetrahedrons Student activity Play

Resolution of optical devices Student activity Play

Resolution of optical devices Animation Play

Riddles about 3-D shapes Whiteboard exercise Play

Riddles about 3-D shapes Student activity Play

Salt hydrolysis Student activity Play

Salts Whiteboard presentation Play