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八下自然課後(5/27)小測驗

Authored by 胡綱顯 胡綱顯

Chemistry

8th Grade

5 Questions

八下自然課後(5/27)小測驗
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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

有機化合物一定含有哪個元素?

碳(C)

氮(N)

硫(S)

氧(O)

氫(H)

2.

MULTIPLE SELECT QUESTION

1 min • 1 pt

含碳化合物中,不屬於有機化合物的有那些?

CO2

CO

CaCO3

Na2CO3

C2H5OH

3.

MULTIPLE SELECT QUESTION

1 min • 1 pt

那些屬於類(碳氫化合物)?

C3H8

CH3OCH3

CH3COOH

C6H6

C6H14

4.

DROPDOWN QUESTION

1 min • 1 pt

液化石油氣主要成分是​ (a)   ,用​ (b)   運送;

天然氣主要成分是​ (c)   ,用​ (d)   運送。

丙烷
鋼桶
甲烷
管線

5.

DROPDOWN QUESTION

45 sec • 1 pt

CH3OH是​ (a)   ,而C2H5OH是​ (b)  

有毒的工業用酒精
可食用的酒精

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