US KIMIA
Quiz
•
Chemistry
•
12th Grade
•
Practice Problem
•
Hard
Reinir Daada Peter
Used 20+ times
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30 questions
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1.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
Perhatikan dua buah diagram orbital unsur berikut ini:
Unsur Y dalam sistem periodic terletak pada golongan dan periode berturut turut adalah ….
A. I A, 3
B. III A, 3
C. IV A, 4
D. VI A, 2
E. VIII A, 2
2.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
Diketahui notasi unsur X sebagai berikut :
Apabila unsur X membentuk ion X2+, harga keempat bilangan kuantum electron terakhir ion X2+ adalah ….
3.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
Jika atom A (nomor atom A = 11) berikatan dengan unsur B (nomor atom B = 16), rumus senyawa ikatan yang terbentuk adalah ….
A. AB2, ionik
B. AB2, kovalen
C. AB, kovalen
D. A2B, ionic
E. A2B, kovalen
4.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
Perhatikan data hasil percobaan berikut ini:
Berdasarkan data tersebut, maka dapat disimpulkan bahwa jenis ikatan yang terdapat pada zat A dan zat B berturut-turut adalah ….
A. Ionic dan kovalen nonpolar
B. Kovalem, polar, ionic
C. Kovalen nonpolar dan ionic
D. Kovalen koordinasi dan logam
E. Hydrogen dan kovalen
5.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
Disajikan data pengujian beberapa larutan sebaagai berikut :
Larutan tersebut yang bersifat elektrolit kuat dan non elektrolit berturut-turut adalah larutan….
A. P dan S
B. P dan R
C. Q dan S
D. Q dan T
E. R dan T
6.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
Persamaan reaksi (belum setara) berikut ini :
C3H8(g) + O2(g) ----> CO2(g) + H2O(g)
Pada suhu dan tekanan tertentu, perbandingan volume CO2 dan H2O adalah ….
A. 1 : 3
B. 1 : 5
C. 3 : 4
D. 5 : 3
E. 5 : 4
7.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
Diketahui persamaan termokimia berikut:
Perubahan entalpi untuk reaksi :
C2H4(g) + H2(g) ---> C2H6(g) adalah sebesar ….
A. -420 kJ
B. -270 kJ
C. -135 kJ
D. +135 kJ
E. +420 kJ
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