25分鐘測驗:課題十五 分析化學
Quiz
•
Chemistry
•
9th - 12th Grade
•
Practice Problem
•
Hard
Chemistry Aristo
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20 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
有關在焰色試驗中不同金屬離子所產生焰色的組合,哪項不正確?
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
有關不同氣體的顏色和它們的水溶液的pH的組合,哪項正確?
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
X是白色的固體。把稀氫氯酸加入X時,有一無色氣體產生。把X與氫氧化鈉溶液輕微加熱時,一帶有獨特刺鼻氣味的氣體產生。下列哪物質可能是X?
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
某固態混合物由氫氧化鋅和氫氧化鉛(II) 所組成。下列哪方法可把氫氧化鋅從混合物中移去?
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
下列哪些試劑可用來分辨溴化鉀溶液和碘化鉀溶液?
(1) 硝酸銀溶液
(2) 氯水
(3) 庚烷
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
化合物X和Y的化學結構如圖中所示。下列哪試劑可用來分辨X和Y?
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
化合物Z的化學結構如圖中所示。把下列哪試劑加進盛於試管中的Z,然後在熱水浴中輕微加熱時會產生可觀察的變化?
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