LKPD KONFIGURASI ELEKTRON

Kimia

  1. Lengkapi tabel berikut tentang perbedaan teori atom Bohr dengan teori mekanika kuantum

No

Pembeda

Teori Model atom Bohr

Teori Model atom mekanika kuantum

1

Keberadaan electron

 

 

2

Perilaku electron

 

 

3

Efek elektromagnetik

 

 

4

Bilangan

kuantum

 

 

 

  1. Jelaskan yang dimaksud dengan konfigurasi elektron! Jawab :

…………………………………………………………………………………………………………………………………………………

…………………………………………………………………………………………………………………………………………………

……………………

 

  1. Analisis konfigurasi electron dan electron Valensi suatu atom menurut teori atom Bohr
    1. Lengkapi Tabel berikut!

No

Nama Unsur

Nomor atom

Jumlah electron pada kulit atom

Elektron Valensi

K

L

M

N

1

Karbon (C )

6

……

……

 

 

……

2

Nitrogen (N)

7

……

……

 

 

……

3

Natrium (Na)

11

……

……

…………

 

 

3

Magnesium (Mg)

12

……

……

…………

 

……

4

Belerang (S)

16

……

……

…………

 

……

5

Klor (Cl)

17

……

……

…………

 

 

6

Kalsium (Ca)

20

……

……

…………

 

……

7

Brom (Br)

35

……

……

…………

…………

……

8

Rubidium (Rb)

37

……

……

…………

…………

……

 

    1. Setelah lengkapi data tersebut, diskusikan pertanyaan berikut!
      1. Bagaimana jika suatu atom melepas atau menerima electron?
      2. Apakah yang dimaksud electron valensi?
      3. Apakah peran electron valensi dalam suatu atom?

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