物質の成分
Quiz
•
Chemistry
•
9th - 12th Grade
•
Practice Problem
•
Hard
恒 川田
Used 21+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
次のうち、混合物はどれか
黒鉛
塩酸
二酸化ケイ素
砂糖
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
海水から純粋な水を取り出したい
次のどの操作を行えばよいか
ろ過
再結晶
蒸発法
蒸留
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
主に物質による吸着力を利用して分離する操作を何というか
クロトマグラフィー
再結晶
クロマトグラフィー
抽出
4.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
次のうち、もっとも原子番号が大きい元素はどれか
S
P
B
F
5.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Cuの炎色反応は?
赤紫
黄緑
青緑
橙赤
6.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
ケガをした部位にコールドスプレーをかけた
最も関連が深い状態変化は?
昇華
凝縮
融解
蒸発
7.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
蒸留の際の注意事項として誤っているものはどれか
三角フラスコとアダプターは液漏れを防ぐため密栓する
リービッヒ冷却器の冷却水の向きは下から上にする
温度計の球部は枝付きフラスコの枝の付け根にする
枝付きフラスコに入れる液体はフラスコの2分の1以下にする
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