3(14)

3(14)

6th - 8th Grade

5 Qs

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3(14)

3(14)

Assessment

Quiz

Education

6th - 8th Grade

Practice Problem

Hard

Created by

誠徳 三木

Used 2+ times

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5 questions

Show all answers

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