Chapter 8 Atomic Structure 8.1 The atomic structure of hydrogen x 8.2 The atomic structure of many-electron atoms X 8.3 Periodic law of elements
8.1 The atomic structure of hydrogen 8.2 The atomic structure of many-electron atoms 8.3 Periodic law of elements Chapter 8 Atomic Structure
8.1 The atomic structure of hydrogen -8.1.1 The hydrogen spectrum and Bohr's theory 8.1.2 The dual nature of the electron 8.1.3 Schrodinger equation and quantum numbers 8.1.4 The ground state of H atoms 8.1.5 The excited state of HAtoms 回
8.1.1 The hydrogen spectrum and Bohr’s theory 8.1.2 The dual nature of the electron 8.1 The atomic structure of hydrogen 8.1.5 The excited state of H Atoms 8.1.4 The ground state of H atoms 8.1.3 Schrödinger equation and quantum numbers
Review of the history on atomic structures Dalton:atomic theory 。 (1803) Thomson:"watermelon"model (1904) Rutherford:"core"model (1911) Bohr:"electron layered disposition (1913) Quantum mechanies theory:(192
Review of the history on atomic structures Dalton: atomic theory (1803) Thomson: “watermelon” model (1904) Rutherford: “core” model (1911) Bohr: “electron layered disposition” (1913) Quantum mechanics theory: (1926)
8.1.1 The hydrogen spectrum and Bohr's theory 1.Light:a component of electromagnetic radiation 103m 1m 10-3m 10-6m 10-9m 10-12m 10-15m Long waves Radio waves Infrared Ultraviolet X-rays Gamma rays red orange green grass blue purple Vs-国 5×1014 6×1014 7×1014
1. Light:a component of electromagnetic radiation 8.1.1 The hydrogen spectrum and Bohr’s theory red orange green grass blue purple
2.Emission spectrum of the hydrogen atoms 检测屏 样品 H 400 TTT450TT50T550T60650T700m 410.2 434.0 486.1 /nm 7.31 6.91 6.07 (×104)y/s C c=2.998×l08m·s(c:light velocity) λ
2. Emission spectrum of the hydrogen atoms 18 sm10998.2 − = c ⋅×= c 光速 λ ν H α 3.656 57.4 H β 1.486 07.6 H γ 0.434 91.6 H δ 2.410 31.7 λ /nm1 )10 ( /s 14 − × ν H 2 + - ( c: light velocity)