
酸と塩基まとめ(化学基礎範囲)
Quiz
•
Chemistry
•
9th - 12th Grade
•
Practice Problem
•
Hard
Kensaku H
Used 2+ times
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16 questions
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1.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
1価の強酸はどれ?
CH3COOH
H2SO4
H2S
HNO3
HCl
2.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
2価の弱酸はどれ?
酢酸
シュウ酸
硫化水素
硝酸
塩酸
3.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
1価の弱塩基はどれ?
NaOH
KOH
Mg(OH)2
NH3
Ca(OH)2
4.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
2価の強塩基はどれ?
水酸化ナトリウム
水酸化バリウム
水酸化マグネシウム
アンモニア
Ca(OH)2
5.
FILL IN THE BLANK QUESTION
1 min • 1 pt
[H+]=1.0×10-5 mol/L の水溶液の pH を整数で答えなさい
6.
FILL IN THE BLANK QUESTION
1 min • 1 pt
[H+]=0.010 mol/L の水溶液の pH を整数で答えなさい
7.
FILL IN THE BLANK QUESTION
1 min • 1 pt
1.0 mol/L の CH3COOH(電離度 α=0.010 )の pH を整数で答えなさい
Answer explanation
([H+]= モル濃度 ✕ 電離度 ✕ 価数 )
[H+]= 1.0 ✕ 0.010 ✕ 1 = 10-2 よって pH = 2
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