Unsur dengan nomor atom 20 terletak pada Periode ... Golongan ..
Konfigurasi Elektron dan Penentuan Periode Golongan

Quiz
•
Chemistry
•
10th Grade
•
Medium
Swasti Kimia
Used 16+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
4, VA
4, IIA
3, IIA
3, IA
4, IA
2.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Susunan elektron pada kulit K, L, M, N untuk kalsium yang memiliki nomor atom 20 adalah ....
2, 8, 10,
2, 8, 9, 1
2, 8, 8, 2
2, 0, 6, 2
2, 8, 20
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Tentukan konfigurasi elektronnya!
1s2 2s2 2p6 3s2
1s2 2s2 3s2 4s2 5s2 6s2
1s1 2s2 3s3 4s4 5s2
1s2 1p6 1d4
1s2 2s2 2p2 3s2 3p2 4s2
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Diberikan suatu unsur dengan notasi:
26X
Konfigurasi elektron unsur X beserta letaknya dalam sistem periodik adalah ....
[Ar] 4s2 3d5 4p2 . gol IVA periode 3
[Ar] 4s2 3d4 4p3 . gol VB periode 3
[Ar] 4s2 3d5 . gol VIIB periode 4
[Ar] 4s2 3d6 . gol VIIIB periode 4
[Ar] 4s2 3d5 4p1 . gol IIIB periode 4
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Penulisan konfigurasi elektron yang tepat untuk atom Br (A=80 Z=35) adalah…
[Ar] 4s2 4p6 3d9
[Ar] 4s2 3d10 4p5
[Kr] 4d8 5s1
[Kr] 5s2 4d7
[Xe] 6s2 4f14 5d10
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Konfigurasi elektron yang tepat untuk unsur S (A=32 Z=16) adalah…
[Ne] 3s2 3p4
[Ne] 3s2 3p2
[Ar] 3d10 4s2 4p2
[Ar] 4s2 3d10 4p2
[Kr] 4s2 3d10 4p2
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Keempat bilangan kuantum elektron terakhir suatu atom adalah n = 3 , l = 2 , m = -1 , s = -1/2 . Konfigurasi elektron dari atom tersebut adalah…
[Ne] 3s2 3p1
[Ne] 3s2 3p5
[Ar] 4s2 3d2
[Ar] 4s2 3d7
[Ar] 4s2 3d6
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