原子 會考試題6

Quiz
•
Physics
•
8th - 9th Grade
•
Hard

CHEN HSI CHUAN
Used 8+ times
FREE Resource
26 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
圖為某原子的模型示意圖(未按實際比例繪製),乙粒子和丙粒子在原子核內,其中乙粒子帶正電,下列有關該原子的敘述何者錯誤?
該原子的原子序為2
甲粒子不帶電,而丙粒子帶負電
一個乙粒子的質量與一個丙粒子的質量非常接近
該原子的質量約等於原子核內乙粒子與丙粒子的總質量
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
有關臭氧的分子組成,用下列哪一圖形來表示最適宜?( 代表氧原子)
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
自然界的氧有三種原子:質量數為16的氧原子 、質量數為17的氧原子和質量數為18的氧原子,下列有關此三種原子的敘述何者正確?
三者之中子數相等
三者之質子數,以質量數18的氧原子為最多
三者之化學性質有很大的差異
電中性時,三者之電子數相等
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
如圖為雙氧水分解反應的示意圖。若以和分別表示氧原子和氫原子,則圖中空格內應填入下列何者?
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
原子是由中子、質子與電子三種基本粒子所組成。若以○、⊕和●分別代表中子、質子與電子,則下列何者為質量數為12的C原子的示意圖?
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列各圖表示物質組成的粒子,若以及分別表示兩種不同的原子,則何種物質是元素?
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
已知鎂(Mg)的原子序為12,一個質量數為24的鎂離子(Mg2+),其所含的質子數、中子數、電子數依序為下列何者?
10、10、10
10、12、12
12、10、10
12、12、10
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