Cheatography
https://cheatography.com
Description about the scientists and their discoveries for understanding the atomic theory
This is a draft cheat sheet. It is a work in progress and is not finished yet.
Democritus (300 B.C)
Known as The Laughing Philosopher |
Atoms are indivisible, indestructible, in motion & differs in shapes and sizes |
Contributed to the solid sphere ball model |
John Dalton (Early 1800)
Atoms can't be destroyed, subdivided or created |
Atoms of the same element have identical properties; Other atoms from different elements contain different properties |
During chemical reactions, atoms can be rearranged, separated or created |
Atoms are combined in simple whole number ratios |
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Empedocles (500 B.C)
All matter is made up of water, earth, air & fire |
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