
3(14)
Authored by 誠徳 三木
Education
6th - 8th Grade
Used 2+ times

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5 questions
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1.
FILL IN THE BLANK QUESTION
10 sec • 1 pt
硫酸と水酸化バリウム水溶液を混ぜるとできる,白い沈殿する物質の名前は?
2.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
硫酸の電離はどれか?
H2SO4→
2H+ + SO42-
H2SO4→
H2+ + SO42-
H2SO4→
H+ + SO42-
H2SO4→
H+ + SO4-
3.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
水酸化バリウムの電離はどれか?
Ba(OH)2 →
Ba2+ + 2OH-
Ba(OH)2 →
Ba2+ +OH2-
Ba(OH)2 →
Ba+ + OH-
Ba(OH)2 →
Ba2+ + OH2-
4.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
硫酸に水酸化バリウム水溶液を加えたときの化学式はどれか?
H2SO4 + Ba(OH)2 → BaSO4 + 2H2O
H2SO4 + Ba(OH)2 → BaSO4 + H2O
H2SO4 + Ba(OH) → BaSO4 + H2O
H2SO4 + Ba(OH) → BaSO4 + 2H2O
5.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
「硫酸に水酸化バリウム水溶液を加える時」と「塩酸に水酸化ナトリウム水溶液を加える時」とでは,どのような違いがあるか。間違っているものを選びなさい。
中性の時に電流が流れるか流れないかの違いがある
生じる塩(えん)が水に溶けないか溶けるかの違いがある
イオンがゼロになるときが,あるかないかの違いがある
中性に,なるかならないかの違いがある
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