Konfigurasi elektron, bilangan kuantum, dan Sistim Periodik
Quiz
•
Chemistry
•
2nd Grade
•
Practice Problem
•
Medium
Cucu Siti Hodijah
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20 questions
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1.
MULTIPLE CHOICE QUESTION
3 mins • 5 pts
Diagram orbital 2 buah unsur sebagai berikut:
Nomor atom unsur X adalah....
6
16
17
24
25
2.
MULTIPLE CHOICE QUESTION
3 mins • 5 pts
Nilai keempat bilangan kunatum terakhir dari atom Cl yang mempunyai nomor ato 17 adalah . . .
n = 2, l = 0, m = 0 , s = - ½
n = 3, l = 1, m = 0 , s = - ½
n = 3, l = 1, m = 0 , s = + ½
n = 3, l = 1, m = -1 , s = - ½
n = 3, l = 1, m = +1, s = + ½
3.
MULTIPLE CHOICE QUESTION
3 mins • 5 pts
konfigurasi electron Se = [Ar] 4s2 3d104p4 ,tentukan golongan dan periode dari atom Se
Golongan VIII B ,periode 4
Golongan IV A ,Periode 4
Golongan VIA ,Periode 4
Golongan II B ,Periode 4
Golongan VIIIB ,Periode 4
4.
MULTIPLE CHOICE QUESTION
3 mins • 5 pts
Konfigurasi elektron dalam unsur Molibdenum (Mo) adalah :
1s2 2s2 2p6 3s2 3p6 4s2 4p6 4d5 5s1.
di dalam sistem periodik unsur MO terletak pada . . . . .
Golongan IIA, Perioda 5
Golongan IIIA , perioda 5
Golongan IV B, perioda 4
Gologan VI B , perioda 4
. Golongan VI B, perioda 5
5.
MULTIPLE CHOICE QUESTION
3 mins • 5 pts
suatu unsur terletak pada golongan VI A perioda 3 dalam sistem periodik. Konfigurasi elektron adri atom unsur tersebut adalah
1s2 2s2 2p6 3s2 3p2
1s2 2s2 2p6 3s2 3p3
1s2 2s2 2p6 3s2 3p4
1s2 2s2 2p6 3s2 3p5
1s2 2s2 2p6 3s2 3p6
6.
MULTIPLE CHOICE QUESTION
3 mins • 5 pts
Periode dalam susunan berkala unsur menyatakan …
banyak elektron pada lintasan yang terluar
banyak elektron pada atom
banyak neutron pada inti atom
banyak kulit atom
banyak proton pada inti atom unsur
7.
MULTIPLE CHOICE QUESTION
3 mins • 5 pts
Apabila x dan y adalah pasangan unsur yang mempunyai elektron valensi sama, maka nomor atom x dan y adalah …
11 dan 20
12 dan 20
15 dan 32
17 dan 34
13 dan 18
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