Menentukan Rumus Empiris dan Rumus Molekul

Quiz
•
Chemistry
•
11th Grade
•
Medium
Asep Ali
Used 9+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Rumus yang menyatakan perbandingan paling sederhana atom dari unsur-unsur dalam senyawa. Disebut…
rumus empiris
rumus molekul
rumus senyawa
rumus unsur
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Dalam 60 gram senyawa karbon, terdapat 24 gram karbon, 4 gram hidrogen, dan sisanya oksigen. (Ar C: 12, H: 1, O: 16). Tentukan rumus empiris…
CH3O2
CHO
CH2O
C2H4O2
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Jika diketahui Rumus Empiris suatu senyawa ialah CH2O dan Mr senyawa = 60 maka tentukanlah rumus molekulnya (Ar C: 12, H: 1, O: 16)...
C4H8O2
CH4O2
C2HO2
C2H4O2
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Rumus empiris yang benar adalah…
C2H6
CH
C2H2O2
C6H12O6
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Yang menyatakan jumlah pasti (sebenarnya) atom-atom penyusun suatu senyawa disebut dengan…
rumus kimia
rumus empiris
rumus molekul
rumus senyawa
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Rumus empiris dari senyawa asam sulfat (H2SO4) adalah…
H2S2O4
H2SO4
H4S2O8
H4SO8
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Pada suatu percobaan, terdapat sampel freon yang terdiri dari 0,423 gr C, 2,503 gr Cl, dan 1,339 gr F. Rumus empiris freon tersebut adalah …. (Ar F = 19, C = 12, dan Cl = 35,5)
CCl2F
C2Cl2F2
CCl2F3
CCl2F2
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