
Lambang Unsur, Rumus Kimia dan Persamaan Reaksi
Authored by Sinta Nurhayati
Chemistry
10th Grade
Used 1K+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Lambang unsur dari sulfur, besi dan barium adalah ...
B, Be, Ba
S, Fe, B
S, Fe, Ba
Fe, Be, Ba
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Rumus Kimia dari Asam Klorida
NaCl
HCl
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jumlah atom oksigen dalam senyawa kapur Ca(OH)2 adalah...
1
2
3
4
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Rumus molekul dari zat yang terkenal dengan nama gas alam adalah ...
NaCl
HCl
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Rumus empiris dari rumus molekul glukosa C6H12O6 adalah...
CH2O
C2H2O
CH2O2
CHO
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Harga a, b, c, d agar reaksi di bawah setara adalah…
a Na (s) + b HCl (aq) NaCl (aq) + d (g)
2-2-2-1
2-1-2-2
1-2-2-2
1-2-2-1
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Lambang unsur Raksa
Ag
Hg
Fe
Cu
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