
基礎法則など
Quiz
•
Science
•
9th - 12th Grade
•
Hard
恒 川田
Used 2+ times
FREE Resource
12 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
「反応の前後で物質全体の質量の和は変わらない」
これ何の法則?
質量保存の法則
定比例の法則
倍数比例の法則
アボガドロの法則
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
「化合物では成分元素の質量の比は常に一定である」
これは何の法則?
定比例の法則
質量保存の法則
倍数比例の法則
気体反応の法則
Answer explanation
例えばH2Oであれば、どうやって作ったかに関係なく、常に質量比が「H:O=1:8」になるということ
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
2Al + ◇H+ → 2Al3+ + 3H2
◇に入る数字は?
2
3
6
9
Answer explanation
2Al + 6H+ → 2Al3+ + 3H2
4.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
「同温・同圧・同体積の気体中には同数の分子が含まれている」
これ何の法則?
気体反応の法則
定比例の法則
アボガドロの法則
原子説
5.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
質量保存の法則、発見したのは?
プルースト
ゲーリュサック
ドルトン
ラボアジエ
6.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
「反応において、同温・同圧の気体の体積比は簡単な整数比になる」
これは何の法則?
定比例の法則
倍数比例の法則
気体反応の法則
アボガドロの法則
Answer explanation
2CO + O2 → 2CO2
この場合、体積が2:1:2で反応しますよ
というのが気体反応の法則
7.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
N2 + 3H2 → 2NH3
N2 3.0Lが反応したとき、H2は何L反応する?
1.0L
3.0L
6.0L
9.0L
Answer explanation
係数の比はmolの比を表すとともに、気体の体積にも比例する
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