
理科テスト 化学変化
Quiz
•
Science
•
8th Grade
•
Practice Problem
•
Medium
tea石川 tea石川
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12 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
炭酸水素ナトリウムの化学式を選ぼう
NaHCO3
Na2CO3
CO2
H2O
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
水の化学式を選ぼう
H2O
CO2
O2
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
炭酸水素ナトリウムを加熱しました。この化学反応を何と言いますか
化合
熱分解
電気分解
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
水を分解しました。酸素と何に分かれますか。
二酸化炭素
水素
窒素
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
水素であることを確かめるには、どんな方法を使いますか
火のついた線香を近づける
マッチの炎を近づける
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
酸化銀を分解しました。銀と何が発生しますか。
水素
酸素
窒素
アンモニア
硫化水素
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
酸化銀の化学式はどれですか
AgO
Ag2O
Ag
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