Part 3: Atomic Structure

1. Development of the atomic model

1.1. Dalton's Atomic Model

1.1.1. 1808

1.2. Thompson's Atomic Model

1.2.1. 1904

1.3. Rutherford's Atomic Model

1.3.1. 1910s

1.4. Bohr Model

1.4.1. 1910s

1.5. Modern Quantum Cloud Model

1.5.1. 1920s

2. Atomic Structure

2.1. Proton

2.1.1. inside the nucleus

2.1.2. positive charge

2.2. Neutron

2.2.1. inside the nucleus

2.2.2. neutral

2.3. Electron

2.3.1. moving around the nucleus

2.3.2. negative charge

3. Electronic arrangement

3.1. Each shell is given a number (n) and the maximum number of electrons in a certain shell is given by the expression of 2n^2.