10分鐘小測:第2章 大氣
Quiz
•
Chemistry
•
10th - 12th Grade
•
Practice Problem
•
Hard
Chemistry Aristo
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10 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
下表顯示星球X的大氣中氣體的成分。與地球的大氣相比,下列哪些氣體在星球X的大氣中所佔的體積百分比較高?
(1) 二氧化碳
(2) 氮
(3) 氧
2.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
二氧化硫是可導致酸雨的空氣污染物。下列哪項或哪些陳述是二氧化硫的物理性質的正確描述?
(1) 它可溶於水。
(2) 它不溶於水。
(3) 它在常温下是氣體。
3.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
在加熱下,乾冰直接由固態變為氣態。下列哪些有關這過程的陳述正確?
(1) 這過程稱為昇華。
(2) 這過程是物理變化。
(3) 過程中會吸收熱。
4.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
銅與氧反應,生成氧化銅(II)。把空氣樣本通過熾熱的銅,直至反應完成。下圖顯示實驗的裝置。氣體的體積減少了30 cm³。空氣樣本的起始體積是多少?
5.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
下列哪些有關液態空氣的分餾的陳述正確?
(1) 它涉及物理變化。
(2) 空氣重複冷卻及膨脹。
(3) 從分餾塔中可收集到二氧化碳。
6.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
冰塊完全熔化成水。這是物理變化,原因是
7.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
氧可用於氧乙炔焊炬來切割和焊接金屬,原因是
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