
2年化学後編
Quiz
•
Chemistry
•
12th Grade
•
Practice Problem
•
Hard
康貴 棚原
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9 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
質量比
銅:酸素
4:1
4:3
4:5
2:3
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
質量比
銅:酸化銅
4:1
4:5
5:4
2:3
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
質量比
マグネシウム:酸素
3:1
3:2
1:1
2:1
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
質量比
酸素:酸化マグネシウム
2:5
2:3
3:2
4:1
5.
FILL IN THE BLANK QUESTION
1 min • 1 pt
化学変化の前後で物質全体の質量が変わらないこと
( )の法則
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
発熱反応
熱を周囲( )
から奪う
に出す
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
吸熱反応
熱を周囲( )
から奪う
に出す
8.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
質量保存の法則が成り立つのは、化学変化の前後で原子の( )は変化するが、数は変わらないためである。
トリオン
組み合わせ
種類
質量
9.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
物質のもともと持っているエネルギー
( )エネルギー
トリオン
覇王色の覇気
化学
熱
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