Chemistry: Age 14

4 illustrated Chemistry lessons for Age 14.

Capturing Flower Fragrance Flower petals hold fragrant oils and scent molecules. Two lab methods can pull them out: one uses a solvent, a…
Aircraft Scrap Metal Aircraft scrap contains several different metals and alloys mixed together. Density, spark colour and alloy co…
How Calcium Turns Seaweed Extract into Gel Brown seaweed contains alginate, which is made of long chain molecules that slide past each other in water, so…
Inside an Atom An atom has a tiny, heavy core called the nucleus, surrounded by electrons moving in shells at different dista…