Quiz Konfigurasi Elektron
Authored by Winandari Antari
Chemistry
11th Grade
Used 3+ times
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40 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Perhatikan konfigurasi elektron berikut: [Ne]
Ion yang memiliki konfigurasi elektron seperti di atas adalah....
20Ca
12 Mg
11 Na+
19 K+
12 Mg2+
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Molekul yang dapat terbentuk dari unsur 20X dan 35Y adalah....
XY
X2Y
XY2
XY3
X2Y2
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Golongan dan Periode Unsur 44A adalah....
IVA, 4
IV B, 5
VI A, 5
VIII B, 5
VI B, 5
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Perhatikan nilai keempat bilangan kuantum di bawah ini! n = 4 m = -2 l = 2 s = -1/2 berdasarkan nilai keempat bilangan kuantum di atas, unsur yang dimaksud adalah....
46 K
48 L
44 M
42 N
49 O
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Konfigurasi elektron unsur 29Cu yang lebih stabil adalah....
[Ar] 4s2 3d5
[Ar] 4s1 3d10
[Kr] 4s2 3d9
[Kr] 4s1 3d10
[Ar] 4s2 3d9
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Perhatikan tabel di bawah ini!
nilai a,b,c,d berturut-turut adalah....
3, 2,+1, -1/2
2, -1/2, 4, 0
2,+1,3, +1/2
3,+2,1, -1/2
2, -1/2, 3, 0
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Unsur Y memiliki nomor atom 29. Jika unsur Y membentuk ion Y+, nilai keempat bilangan kuantum ion tersebut adalah....
n=3, l=2, m=+1, s= -1/2
n=3, l=1, m=+2, s= +1/2
n=4, l=2, m=+1, s= -1/2
n=3, l=1, m=+1, s=+1/2
n=3, l=2, m=0, s= -1/2
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