Lambang unsur, Rumus Kimia dan Persamaan Reaksi
Quiz
•
Chemistry
•
10th - 12th Grade
•
Medium
Roro Sunaryati
Used 1K+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Menurut J.J berzellius, lambang unsur kalium, karbon dan klor adalah....
K, C, Cl
C, Co, Cl
Ca, C, Co
K, Co, Cl
Ca, C, Cl
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Nama unsur B, Ba dan Be berturut-turut adalah....
Berilium, Barium, Besi
Boron, Barium, Berilium
Besi, Barium, Berilium
Boron, Barium, Besi
Boron, Barium, Belerang
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Garam dapur dan urea mempunyai rumus kimia
NaCl dan H2O
KCl dan H2O
NaCl dan CO(NH2)2
KCl dan NaCl
NaCl dan NH3
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jumlah atom H dalam senyawa CH3COOH sebanyak....
1
3
4
6
8
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Yang tepat tentang reaksi tersebut adalah...
Reaksi belum setara
Koefisien O2 adalah 2
CO2 sebagai pereaksi
C adalah produk
Reaksi sudah setara
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Pernyataan yang tepat dari gambar tersebut adalah....
1 molekul gas oksigen terdiri dari 2 atom O
2 molekul gas oksigen
2 atom oksigen
Atom oksigen sebanyak 2
Molekul gas oksigen sebanyak 2
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Menurut IUPAC nama senyawa K2S adalah....
Kalium Sulfida
Kalsium Sulfida
Dikalium Sulfida
Kalium disulfida
Dikalium Sulfida
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