
B4C5練習用
Authored by chungtsen chen
Chemistry
8th Grade
Used 3+ times

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29 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
在「竹筷的乾餾」實驗中,包覆竹筷的鋁箔其主要功能為何?
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
下列有關烴類的敘述,何者錯誤?
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
有關石油及天然氣的成因,下列敘述何者錯誤?
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
關於有機化合物的敘述,下列何者正確?
小蘇打為有機化合物
CaCO3 是有機化合物
二氧化碳是有機化合物
有機化合物都含有碳元素
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
以藍色氯化亞鈷試紙沾取試管內的無色液體,發現氯化亞鈷試紙的顏色變成粉紅色,則試管內的無色液體為下列何者?
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
水果、花卉中芳香的氣味源自於哪一種物質?
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
天然氣的主要成分是下列何者?
C2H2
CH4
C2H4
C3H8
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