
Ujian Try Out Kimia

Quiz
•
Chemistry
•
9th - 12th Grade
•
Hard
Yuni Zilviah
FREE Resource
43 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Unsur 12A berikatan dengan unsur 16B membentuk suatu senyawa. Rumus kimia dan jenis ikatan yang terbentuk secara berurutan ….
AB2 - kovalen
AB - ionik
AB - kovalen
A2B - kovalen
A2B3 - ionik
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Nomor atom unsur A adalah ….
5
12
15
18
26
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Letak unsur B dalam tabel periodik terdapat pada golongan dan periode secara berturut-turut ….
VIIIA, 3
VIIIB, 4
VIIA, 4
VIB, 4
VA, 5
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Berdasarkan data tersebut, maka dapat disimpulkan bahwa jenis ikatan yang terdapat pada zat A dan zat B berturut-turut adalah ….
kovalen polar dan ionik
kovalen nonpolar dan ionik
kovalen koordinasi dan logam
hidrogen dan kovalen
ionik dan kovalen nonpolar
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Sebanyak 24,5 gram padatan kalium klorat, KClO3, dipanaskan dalam wadah tertutup, sehingga terjadi reaksi sesuai persamaan: 2KClO3(s) 2KCl(s) + 3O2(g). Massa KCl yang dihasilkan setelah 50% KClO3 terurai adalah ….
0,245 gram
0,373 gram
0,745 gram
3,725 gram
7,450 gram
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Reaksi yang benar jika air mengandung Ca(HCO3)2 adalah ….
Ca(HCO3)2(aq) CaCO3(s) + H2O(l) + CO2(g)
Ca(HCO3)2(aq) + H2O CaCO3(s) + H2O(l) + CO2(g)
CaCO3(s) + H2O(l) + CO2(g) Ca(HCO3)2(aq)
Ca(HCO3)2(aq) CaO(s) + H2O(l) + 2CO2(g)
Ca(HCO3)2(aq) Ca(OH)2(s) + CO2(g)
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Nama IUPAC gas asetilena pada reaksi tersebut adalah ….
Etana
Etena
Etuna
Etilna
Kalsium hidroksida
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