Page 3 - e-Modul Berbasis RADEC Struktur Atom

DAFTAR ISI

KATA PENGANTAR ..................................................................................................................... i
DAFTAR ISI ......................................................................................................................................ii

PETA KONSEP ............................................................................................................................... iv

KOMPETENSI DASAR DAN INDIKATOR PEMBELAJARAN.................................. v

PENDAHULUAN .......................................................................................................................... 1

A. PERKEMBANGAN TEORI ATOM ................................................................................ 3
1. Pendapat Demokritus (460–370 SM) dan Aristoteles (384 – 332 SM) ............... 3

2. Model Atom Dalton (1776-1844 M) ............................................................................. 3

3. Teori Atom Thomson (1900an) ....................................................................................... 4

4. Teori Atom Rutherford (1910) ........................................................................................ 6
5. Teori Atom Bohr (1913 M) ............................................................................................... 7

6. Mekanika Kuantum (1926) ................................................................................................ 8

B. PARTIKEL PENYUSUN ATOM ................................................................................... 15

1. Proton (1886) ...................................................................................................................... 15
2. Elektron (1897) ................................................................................................................... 15

3. Inti Atom (1911) ................................................................................................................ 16

4. Neutron (1932) ................................................................................................................... 16

C. NOTASI ATOM ................................................................................................................... 17

D. JENIS-JENIS ATOM ........................................................................................................... 17
1. Atom Netral .......................................................................................................................... 17

2. Atom Bermuatan Positif (Kation) ................................................................................... 17

3. Atom Bermuatan Negatif (Anion)................................................................................... 18

F. KONFIGURASI ELEKTRON ......................................................................................... 21

1. Prinsip Aufbau ..................................................................................................................... 22
2. Aturan Hund ........................................................................................................................ 24

3. Larangan Pauli ...................................................................................................................... 24

G. BILANGAN KUANTUM .................................................................................................. 27

1. Bilangan kuantum utama (n) ............................................................................................. 27

2. Bilangan kuantum azimuth (l) .......................................................................................... 27

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