Bilangan Kuantum-Konfigurasi Elektron

Quiz
•
Chemistry
•
10th Grade
•
Medium
Margaretha Susanti
Used 40+ times
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Pengisian elektron ke orbital dimulai dari tingkat energi terendah hingga ke tingkat energi tertinggi. Pernyataan ini dikemukakan oleh …
Aufbau
De Broglie
Heisenberg
Mendeleev
Pauli
2.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Unsur titanium mempunyai nomor atom 22 dan nomor massa 48. Konfigurasi elektron atom titanium pada keadaan dasar adalah ….
1s2 2s2 2p3 3s2 3p3 4s2 3d8
1s2 2s2 2p6 3s2 3p5 4s2 3d3
1s2 2s2 2p6 3s2 3p6 4s2
1s2 2s2 2p6 3s2 3p5 4s2 3d3
1s2 2s2 2p6 3s2 3p6 4s2 3d2
3.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Harga keempat bilangan kuantum elektron yang menempati kulit terluar dari suatu unsur dengan nomor atom 12 adalah ….
n = 3 l = 0 m = 0 s = +1/2
n = 3 l = 1 m = +1 s = - 1/2
n = 3 l = 0 m = 0 s = - 1/2
n = 3 l = 1 m = 0 s = - 1/2
n = 3 l = 1 m = -1 s = + 1/2
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Unsur klorin mempunyai nomor atom 17 dan nomor massa 35. Harga keempat bilangan kuantum untuk elektron terakhir atom unsur tersebut adalah….
n = 3, l = 1, m = 0, s = - 1/2
n = 3, l = 1, m = -1, s = + 1/2
n = 3, l = 1, m = +1, s = + 1/2
n = 4, l = 1, m = 0, s = - 1/2
n = 4, l = 1, m = +1, s = + 1/2
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Konfigurasi elektron unsur X dengan nomor atom 24 adalah…..
[Ar] 3d2 4s2
[Ar] 3d5 4s1
[Ar] 4s2 3d10
[Ar] 4s1 3d4 4p3
[Ar] 3d8 4s2 4p2
6.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Bilangan kuantum spin (s) menunjukkan ….
perbedaan arah rotasi elektron
arah ruang orbital
tingkat energi orbital
subtingkat energi elektron
kebolehjadian menemukan elektron
7.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Harga keempat bilangan kuantum elektron yang menempati kulit terluar dari suatu unsur dengan nomor atom 19 adalah ….
n = 1 l = 1 m = +1 s = +1/2
n = 2 l = 2 m = +2 s = - 1/2
n = 3 l = 1 m = +2 s = + 1/2
n = 4 l = 0 m = +0 s = + 1/2
n = 4 l = 1 m = +1 s = - 1/2
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