
struktur atom 3
Quiz
•
Chemistry
•
9th Grade
•
Practice Problem
•
Hard
fitrah amini
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Konfigurasi 15P32 adalah….
2, 8, 7
2, 8, 18, 4
2, 8, 5
2, 8, 8, 8, 6
2, 8, 18, 18, 1
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Oksigen memiliki nomor atom 8. Elektron valensi dari atom tersebut adalah….
4
5
6
7
8
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Suatu atom mempunyai konfigurasi electron 2, 8, 18, 8, 1. Pernyataan yang benar adalah…
Electron valensi atom tersebut 7
Jumlah electron pada kulit N adalah 18
Nomor massa 37
Jumlah neutron 37
Jumlah electron 37
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Fungsi dari bilangan kuantum azimuth (l) adalah ....
Menunjukkan orbital khusus mana yang ditempati elektron pada suatu sub-kulit.
Menunjukkan posisi elektron dalam kulit elektron.
Menunjukkan sub-kulit yang nilainya tergantung dari bilangan kuantum sebelumnya.
Menyatakan orientasi khusus dari orbital dalam ruang relatif terhadap inti.
Menunjukkan arah rotasi elektron.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Unsur Y termasuk unsur transisi dan memiliki notasi . Konfigurasi elektron unsur 24 Y pada keadaan dasar adalah ….
1s2 2s2 2p6 3s2 3p6 4s6 3d4
1s2 2s2 2p6 3s2 3p6 4s1 3d5
1s2 2s2 2p6 3s2 3p6 3d6
1s2 2s2 2p6 3s2 3p6 4s0 4d4
1s2 2s2 2p6 3s2 3p6 4s2 4d5
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dalam atom X dengan nomor atom 35, keempat bilangan kuantum untuk elektron terakhirnya adalah ...
n= 4, l= 0, m=0, s= +1/2
n=4, l=0, m=0, s= -1/2
n=4, l=1, m=0, s= -1/2
n=4, l=1, m=0, s= +1/2
n=4, l=1, m=1, s= -1/2
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Konfigurasi elektron atom Mn (Z=25) berdasarkan aturan Aufbau adalah ...
1s2 , 2s2 , 2p6 , 3s2 , 3p6 , 4s2 , 3d5
1s2 , 2s2 , 2p6 , 3s2 , 3p6 , 4s1 , 3d6
1s2 , 2s2 , 2p6 , 3s2 , 3p6
1s2 , 2s2 , 2p6 , 3s2
1s2 , 2s2 , 2p6 , 3s2 , 3p6 , 4s1
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