1. Konfigurasi elektron yang tepat untuk atom Cu dengan nomor atom 29 adalah ….

PAS x

Quiz
•
Chemistry
•
10th Grade
•
Medium
juju juriah
Used 37+ times
FREE Resource
51 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
[Ar] 3d9 4s2
[Ar] 3d10 4s1
[Ar] 4d9 5s1
[Ar] 4d9 5s2
[Ar] 4d10 5s2
2.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Urutan penempatan elektron dari tingkat energi terendah yang benar adalah ….
1s 2s 2p 3s 3p 3d 4s 4p 4d
1s 2s 2p 3s 3p 4s 3d 4p 4d
1s 2s 2p 3s 3p 4s 3d 4p 5s
1s 2s 2p 3s 3p 3d 4s 4p 5s
1s 2s 2p 3s 3p 4s 4d 4p 5s
3.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Jika diketahui Fe memiliki nomor atom 26 dan massa atomnya adalah 56, konfigurasi elektron dari ion Fe3+ adalah ….
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Kulit valensi dan jumlah elektron valensi yang terdapat pada atom 23V adalah ….
Kulit valensi 3d dan jumlah elektron valensi 3
Kulit valensi 3d dan jumlah elektron valensi 5
Kulit valensi 3d, 4s dan jumlah elektron valensi 3
Kulit valensi 3d, 4s dan jumlah elektron valensi 5
Kulit valensi 3d, 4s dan jumlah elektron valensi 7
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Ion A2- mempunyai konfigurasi elektron 1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d10 5p6. Nomor atom A adalah ….
52
54
56
58
60
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Konfigurasi atom kalsium dengan nomor atom 20 adalah …
2 8 8 2
2 8 2 8
2 2 8 8
8 8 2 2
8 2 2 8
7.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Berapakah elektron maksimum pada kulit N?
2
8
18
32
50
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