1. Perhatikan konfigurasi elektron di bawah ini!
Y : [Ne]3s23p5
Dari konfigurasi elektron di atas, dapat disimpulkan bahwa unsur Y berada pada.....
USBA KIMIA
Quiz
•
Chemistry
•
9th - 12th Grade
•
Medium
Nursandi Rumasoreng
Used 3+ times
FREE Resource
40 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
1. Perhatikan konfigurasi elektron di bawah ini!
Y : [Ne]3s23p5
Dari konfigurasi elektron di atas, dapat disimpulkan bahwa unsur Y berada pada.....
A. Periode 3, golongan VIIA
B. Periode 3, golongan VIIB
C. Periode 3, golongan VA
D. Periode 5, golongan IIIA
E. Periode 5, golongan IIIB
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Ion yang mempunyai proton, neutron, dan electron berturut-turut sebanyak …..
A. 45, 45, 58
B. 45, 103, 58
C. 45, 58, 45
D. 45, 103, 45
E. 45, 58, 42
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Kreaktifan gas mulia sangat rendah. Hal ini disebabkan karena semua gas mulia …..
A. Konfigurasi elketronnya stabil
B. Nomor atomnya genap
C. Terdapat pada golongan A
D. Berwujud gas
E. Molekulnya monoatomic
4.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
1. Perhatikan reaksi redoks berikut!
Zn(s) + 2 HCl(Aq) → ZnCl2(Aq) + H2(g)
Perubahan bilangan oksidasi Zn pada reaksi di atas adalah …..
A. +2 menjadi +1
B. 0 menjadai +2
C. 0 menjadi -2
D. +1 menjadi +2
E. +1 menjadi -1
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Menurut IUPAC, senyawa dengan rumus kimia N2O3 mempunyai nama …..
A. Dinitrogen oksida
B. Nitrogen (III) oksida
C. Nitrogen trioksida
D. Nitrogen oksida(III)
E. Dinitrogen dioksida
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
1. Berikut data hasil pengujian daya hantar listrik terhadap beberapa larutan.
Pasangan larutan elektrolit lemah adalah …..
A. 1 dan 2
B. 1 dan 5
C. 2 dan 3
D. 2 dan 5
E. 4 dan 3
7.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Dalam 15, 9 gram (Cu2S) tembaga (I) sulfida (Ar Cu = 63,5 ; S = 32) terdapat Cu sebanyak …..
A. 6,35 g
B. 12,07 g
C. 15,90 g
D. 25,40 g
E. 31,80 g
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