
試卷2.

Quiz
•
Chemistry
•
1st - 3rd Grade
•
Hard
22-04-黃陳進發 Chen
FREE Resource
9 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
2.下列屬於化合物的有幾項?乾冰、碘、水、金刚石、鐵、糖水
1
2
3
4
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列何者為化合物?
酒精
臭氧
石墨
水銀
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
磷元素的分子式為
P
P2
P4
P8
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
週期表中哪一族元素均為雙原子分子?
2A
8A
7A
1A
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
氦氣的分子式為
He
He2
Ne4
Ar
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
由兩種或兩種以上的原子,以一定比例結合而形成的物質,此種物質稱為什麼?
混合物
化合物
分子
元素
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
1A 族X和6A族Y所形成最穩定的化合物,其化學式為
XY
XY2
X2Y3
X2Y
8.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
乙醇的分子式為C2H5OH,則下列敘述何者錯誤?
一個乙醇分子含有9個原子
乙醇分子中含有3種原子
乙醇分子中含有6個氫原子
醇是混合物。
9.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列屬於元素的有幾項?冰、銅、汽油、硫酸、水銀、24K金、醋酸。
1
2
3
4
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