susunan elektron stabil

Quiz
•
Chemistry
•
10th Grade
•
Hard
Standards-aligned
Siti Afsoh, S.Pd.
Used 35+ times
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Atom -atom berikatan karena ingin memiliki konfigurasi elektron sama dengan yang dimiliki unsur ...
alkali
halogen
alkali tanah
gas mulia
oksigen
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Suatu unsur Z mempunyai nomor atom 15. Agar tercapai keadaan stabil, atom Z cenderung ...
menerima 1 elektron
menerima 2 elektron
menerima 3 elektron
melepas 3 elektron
melepas 5 elektron
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Agar konfigurasi elektronnya seperti konfigurasi elektron gas mulia, unsur yang nomor atomnya 20 akan ...
melepaskan satu elekron valensi
melepaskan dua elekron valensi
menerima satu elekron valensi
menerima dua elekron valensi
menerima tiga elekron valensi
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jika atom X memiliki nomor atom 13 dan melepaskan semua elektron valensinya, maka atom X berubah menjadi ion X bermuatan ...
+1
-2
+2
-3
+3
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Perhatikan gambar susunan elektron dalam suatu atom berikut. Pernyataan yang tepat untuk gambar tersebut adalah ...
konfigurasi elektronnya 2 8 2
cenderung untuk melepas 1 elektron
cenderung untuk menangkap 1 elektron
sulit untuk bereaksi dengan unsur lain
termasuk dalam golongan gas mulia
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Susunan elektron valensi gas mulia di bawah ini adalah oktet, kecuali ….
He
Ne
Ar
Kr
Xe
7.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Diantara unsur unsur di bawah ini yang paling stabil adalah ...
9P
10Q
12R
20S
35T
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