化学
Authored by 大樹 波照間
Chemistry
8th Grade
Used 6+ times
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12 questions
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1.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
炭酸水素ナトリウムを加熱すると発生する物質は、
炭酸ナトリウムと水と何？
酸素
二酸化炭素
水素
塩素
2.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
電流を通すことによって物質を分解することを何という？
熱分解
電気分解
3.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
2種類以上の原子が組み合わさってできている物質を何という？
分子
化学式
化合物
混合物
4.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
次のうち分子はどれ？
水
銅
塩化ナトリウム
硫黄
5.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
酸化物から酸素を取り除く化学変化を何という？
酸化
燃焼
還元
還化
6.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
次のうち、塩素はどれ？
H2
O2
N2
Cl2
7.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
次のうち、炭酸ナトリウムはどれ？
NaHCO3
Na2CO2
Na2CO3
NaHCO2
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