黒田の化学クイズ
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KG
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10 questions
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1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
絶対零度の温度は？
-634℃
-113℃
-256℃
-273℃
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
日本で初めて発見された元素は？
オガネソン
ニホニウム
クロム
アルゴン
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
［OH］＝1.0x10-9mol/Lの水溶液のpHを求めよ
9
6
13
5
4.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
H3PO4はどの分類になるか
3価の強塩基
3価の弱酸
3価の強酸
3価の弱塩基
5.
FILL IN THE BLANKS QUESTION
1 min • 1 pt
H2SO4+（ ）KOH →（ ）H2O+K2SO4
(a)
6.
FILL IN THE BLANKS QUESTION
20 sec • 1 pt
窒素分子が2個の窒素原子が不対電子を3個づつ出し合い作っている3組の共有電子対をなんというか
(a)
7.
FILL IN THE BLANKS QUESTION
20 sec • 1 pt
pHは日本語でどう表されるか
(a)
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