
untitled
Quiz
•
Chemistry
•
10th Grade
•
Practice Problem
•
Hard
A.A. Nurhasniyanti
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25 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Atom Neon , 10Ne mempunyai konfigurasi elektron seperti di atas, bilangan kuantum s (spin) adalah...
+1/2
-1/2
1
0
2.
MULTIPLE CHOICE QUESTION
3 mins • 7 pts
Unsur Ti memiliki nomor atom 22. Konfigurasi elektron unsur Ti adalah .....
1s2 2s2 2p6 3s2 3p6 4s2 3d4
1s2 2s2 2p6 3s2 3p6 4s2 3d3
1s2 2s2 2p6 3s2 3p6 4s2 3d2
1s2 2s2 2p6 3s2 3p6 4s1 3d2
1s2 2s2 2p6 3s2 3p6 4s2
3.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Konfigurasi elektron yang benar untuk unsur dengan nomor massa 39 dan neutron 20 adalah .....
[Xe] 6s2 4f8
[Ar] 4s1
[Ar] 4s2 3d10
[Ar] 4s1 3d10
[Xe] 6s2 4f7 5d1
4.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Diketahui nomor atom Fe = 26. Konfigurasi elektron ion Fe2+ adalah .....
1s2 2s2 2p6 3s2 3p6 3d6
1s2 2s2 2p6 3s2 3p6 4s2 3d6
1s2 2s2 2p6 3s2 3p6 4s2 3d4
1s2 2s2 2p6 3s2 3p6 3d5
1s2 2s2 2p6 3s2 3p6 4s2 3d5
5.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Rutherium (44Ru) mempunyai orbital berisi elektron tidak berpasangan sebanyak .....
2
3
4
5
6
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Konfigurasi elektron dari unsur dengan nomor atom 24 adalah ….
(Ar) 3d4 4s2
(Ar) 3d5 4s1
(Ar) 3d3 4s2 4p1
(Ar) 3d3 4s1 4p2
(Ar) 3d4 4p2
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Atom X mempunyai konfigurai elektron : 1s2 2s2 2p6 3s2 3p63d6 4s2
Pada tabel periodik unsur, atom X tersebut terletak pada ….
periode 3, golongan IIA
periode 3, golongan VIIIA
periode 4, golongan IIA
periode 4, golongan IIB
periode 4, golongan VIIIB
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