Konfigurasi Elektron, Periode dan Golongan
Quiz
•
Chemistry
•
10th Grade
•
Practice Problem
•
Medium

Swasti Endriani
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20 questions
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1.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Unsur, dengan nomor atom 25, terletak periode dan golongan ....
4 dan VIB
4 dan VIIB
3 dan VIIB
4 dan IIIB
4 dan VIIIB
2.
MULTIPLE CHOICE QUESTION
2 mins • 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
3.
MULTIPLE CHOICE QUESTION
5 mins • 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
4.
MULTIPLE CHOICE QUESTION
3 mins • 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
5.
MULTIPLE CHOICE QUESTION
5 mins • 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
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Perhatikan notasi unsur berikut : 19 K 39
Konfigurasi electron ion K+ adalah . . . .
1s2 2s2 2p6 3s2 3p5
1s2 2s2 2p6 3s2 3p6
1s2 2s2 2p6 3s2 3p5 4s1
1s2 2s2 2p6 3s2 3p5 4s3
1s2 2s2 2p6 3s2 3p5 4s2 4p1
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
konfigurasi elektron dari unsur X adalah [Kr] 5s2 4d10 5p3. unsur tersebut terletak pada...
golongan IIIA dan periode 4
golongan IIIA dan periode 5
golongan VA dan periode 3
golongan VA dan periode 5
golongan VIA dan periode 5
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