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Science - Year 9 - History of the Atom: Dalton

A selection of resources to support Year 9 Science assessment: History of the Atom

Dalton

Video

Dalton

John Dalton 

John Dalton was born in 1766 and died in 1844. He was an English meteorologist and chemist. Dalton’s most influential work in chemistry was his atomic theory, published in 1808. This theory states, among other things, that each chemical element has atoms that vary in shape and size (in contrast to earlier ideas that all atoms are essentially alike)....continue reading...

Atomic theory

Click on the image below to watch a short video of Dalton's Atomic Theory :