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Known as the “Father of Chemistry”
Developed Law of Conservation—says that no mass is lost in chemical reactions
Wrote first chemistry textbook -
Developed the first comprehensive atomic theory with 4 components
1. Atoms in matter are indestructible and indivisible.
2. All atoms have same mass & properties.
3. Compounds are two or more kinds of atoms
4. A chemical reaction is a rearrangement of atoms -
Developed periodic classification of elements and developed the first rough draft of the periodic table.
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Discovered the subatomic particle
Developed the “Plum Pudding” model of the atom, where the atom is composed of electrons—or plums—surrounded by a “pudding” of protons. -
Discovered charge and mass of electron
Conducted Oil Drop Experiment -
Created the famous Bohr model
Was a student of Rutherford -
Discovered and named the proton
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Published his theory of quantum mechanics: said that small wavelengths have a high energy amount; electrons absorb energy; and the absorbed energy will change the electron’s position
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Theorized that electrons act as waves in mathematics.
Made the quantum mechanical model -
Discovered the neutron
