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25689129
[pro-test] 空氣的成份和特質
Description
Secondary Education Science (中二) Quiz on [pro-test] 空氣的成份和特質, created by Alex Yiu 姚偉業 on 16/09/2020.
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中二科學
空氣
science
中二
secondary education
Quiz by
Alex Yiu 姚偉業
, updated more than 1 year ago
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Created by
Alex Yiu 姚偉業
about 4 years ago
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Resource summary
Question 1
Question
在大自然中,空氣是單獨物質,還是混合物質?
Answer
單獨物質
混合物質
Question 2
Question
空氣中三種主要成份包括[blank_start]氮[blank_end](78%),[blank_start]氧[blank_end](21%)及[blank_start]二氧化碳[blank_end](0.03%)。
Answer
氮
氧
二氧化碳
Question 3
Question
哪一種空氣成份的量值會隨不同的氣候環境而改變?
Answer
水汽
二氧化碳
其他氣體
Question 4
Question
氮、氧、二氧化碳和水汽,哪種氣體能夠透過簡單的實驗被檢驗出來?
Answer
氮
氧
二氧化碳
水汽
Question 5
Question
用作檢驗水的試紙名稱是[blank_start]乾燥的氯化鈷試紙[blank_end]。
Answer
乾燥的氯化鈷試紙
無濕的氯化鈷試紙
有水的氯化鈷試紙
氯化鈷試紙
氯化鈷廁紙
Question 6
Question
氧氣常用於焊接金屬的過程,因為氧氣有助燃的特性。
Answer
True
False
Question 7
Question
有餘燼的木條分別放進盛有”空氣”、”二氧化碳”和”氧”的集氣瓶。試按木條持續燃燒的時間由最短至最長排列這些氣體。答:[blank_start]二氧化碳<空氣<氧[blank_end]
Answer
二氧化碳<空氣<氧
空氣<二氧化碳<氧
氧<空氣<二氧化碳
二氧化碳<氧<空氣
Question 8
Question
使用”有餘燼的木條”檢測”氧”時的預期結果木條會[blank_start]重燃[blank_end]。
Answer
重燃
燒得更旺盛
熄滅
Question 9
Question
使用”碳酸氫鹽指示劑”檢測”二氧化碳”時,碳酸氫鹽指示劑的顏色會[blank_start]由紅色變成黃色[blank_end]。
Answer
由紅色變成黃色
由黃色變成紅色
由紅色變成紫色
由紫色變成黃色
Question 10
Question
使用”石灰水”檢測”二氧化碳”時,石灰水由奶白色(乳濁)變成無色(透明)。
Answer
True
False
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