Rumus yang menyatakan perbandingan paling sederhana atom dari unsur-unsur dalam senyawa. Disebut…
Rumus Empiris dan Rumus Molekul

Quiz
•
Chemistry
•
10th Grade
•
Medium
Vannesa Okta
Used 76+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
20 sec • 5 pts
Rumus empiris
Rumus molekul
Rumus senyawa
Rumus unsur
Answer explanation
karena rumus empiris merupakan rumus yang tidak bisa dibagi lagi maka dari itu rumus empiris merupakan rumus yang menyatakan perbandingan paling sederhana.
2.
MULTIPLE CHOICE QUESTION
1 min • 15 pts
Dalam 60 gram senyawa karbon, terdapat 24 gram karbon, 4 gram hydrogen, dan sisanya oksigen. (Ar C: 12, H: 1, O: 16). Tentukan rumus empiris…
CH3O2
CHO
CH2O
C2H4O2
Answer explanation
3.
MULTIPLE CHOICE QUESTION
1 min • 15 pts
Jika diketahui RE suatu senyawa ialah CH2O dan Mr RM (60) maka tentukanlah rumus molekulnya (Ar C: 12, H: 1, O: 16)...
C4H8O2
CH4O2
C2HO2
C2H4O2
Answer explanation
4.
MULTIPLE CHOICE QUESTION
20 sec • 5 pts
Rumus empiris yang benar adalah…
CH3
C2H6
C2H2O2
C11H22O11
5.
MULTIPLE CHOICE QUESTION
2 mins • 20 pts
Hasil analisis terhadap suatu senyawa oksida nitrogen menunjukkan bahwa senyawa tersebut mengandung 30% massa nitrogen dan 70% massa oksigen.apanila diketahui MR senyawanya adalah 92 gr/mol. Tentukan Rumus Molekul. (Ar N: 14, O: 16)…
NO2
NOH
NO2H
N2O4
Answer explanation
6.
MULTIPLE CHOICE QUESTION
1 min • 10 pts
Rumus molekul dari senyawa karbon (Mr= 180) yang mempunyai rumus empiris CH2O adalah …(Ar C: 12, H: 1, O: 16)
C6H12O6
C6H2O6
C12H6O12
C3H6O3
Answer explanation
7.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Jika rumus molekul cuka adalah CH3COOH, rumus empirisnya adalah…
CH2O
CHO2
C2HO
CHO3
Answer explanation
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