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DAFTAR ISI

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

PETA KONSEP ................................................................................................................................... iv
KOMPETENSI DASAR DAN INDIKATOR PEMBELAJARAN .................................................. v

PENDAHULUAN ................................................................................................................................. 1
A. PERKEMBANGAN TEORI ATOM .......................................................................................... 2
1. Pendapat Demokritus (460–370 SM) dan Aristoteles (384 – 332 SM) ................................. 2

2. Model Atom Dalton (1776-1844 M) ......................................................................................... 3
3. Teori Atom Thomson (1900an) ................................................................................................ 3

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

6. Mekanika Kuantum (1926) ...................................................................................................... 7
B. PARTIKEL PENYUSUN ATOM .............................................................................................. 13

1. Proton (1886) ........................................................................................................................... 13
2. Elektron (1897) ........................................................................................................................ 13
3. Inti Atom (1911) ...................................................................................................................... 13

4. Neutron (1932) ......................................................................................................................... 14
C. NOTASI ATOM .......................................................................................................................... 14

D. JENIS-JENIS ATOM ................................................................................................................. 15
1. Atom Netral ............................................................................................................................. 15

2. Atom Bermuatan Positif (Kation) ......................................................................................... 15
3. Atom Bermuatan Negatif (Anion) ......................................................................................... 15

F. KONFIGURASI ELEKTRON .................................................................................................. 19
1. Prinsip Aufbau ........................................................................................................................ 20
2. Aturan Hund ........................................................................................................................... 21

3. Larangan Pauli ........................................................................................................................ 22
G. BILANGAN KUANTUM ........................................................................................................... 24

1. Bilangan kuantum utama (n) ................................................................................................. 24
2. Bilangan kuantum azimuth (l) ............................................................................................... 25
3. Bilangan kuantum magnetik (m) ........................................................................................... 25

4. Bilangan kuantum spin (s) ..................................................................................................... 25
H. BENTUK ORBITAL .................................................................................................................. 28

EVALUASI KOMPETENSI .............................................................................................................. 33

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