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8th
grade

Chemistry

81%

accuracy

139

plays

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矢島幹崇矢島幹崇

4 years

Chemistry

8th

grade

化学式

user

矢島幹崇矢島幹崇

139
plays

13 questions

13 questions

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1. Multiple Choice
30 seconds
1 pt
酸素
O₂
H₂
NH₃
H₂O
2. Multiple Choice
30 seconds
1 pt
水素
O₂
H₂
NH₃
H₂O
3. Multiple Choice
30 seconds
1 pt
アンモニア
O₂
H₂
NH₃
H₂O
4. Multiple Choice
30 seconds
1 pt
水
O₂
H₂
NH₃
H₂O
5. Multiple Choice
30 seconds
1 pt
二酸化炭素
O₂
CO₂
NH₃
H₂O
6. Multiple Choice
30 seconds
1 pt
塩化水素
O₂
CO₂
HCl
H₂O
7. Multiple Choice
30 seconds
1 pt
塩化ナトリウム
NaCl
CO₂
HCl
H₂O
8. Multiple Choice
30 seconds
1 pt
水酸化ナトリウム
NaCl
CO₂
HCl
NaOH
9. Multiple Choice
30 seconds
1 pt
炭酸水素ナトリウム
NaCl
NaHCO₃
HCl
Na₂CO₃
10. Multiple Choice
30 seconds
1 pt
炭酸ナトリウム
NaCl
NaHCO₃
HCl
Na₂CO₃
11. Multiple Choice
30 seconds
1 pt
酸化銅
FeS
CuCl₂
CuO
Ag₂O
12. Multiple Choice
30 seconds
1 pt
塩化銅
FeS
CuCl₂
CuO
Ag₂O
13. Multiple Choice
30 seconds
1 pt
酸化銀
FeS
AgO₂
CuO
Ag₂O
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