
升高一化學-原子的世界2
Authored by 阿弦校長 阿弦校長
Chemistry
8th - 10th Grade
Used 1+ times

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8 questions
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1.
MULTIPLE SELECT QUESTION
1 min • 1 pt
有五種原子,其質子數、中子數的關係,如下表所示。下列哪些原子是屬於相同元素?
甲
乙
丙
丁
戊
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
下列哪一項敘述不是「道耳吞原子說」的內容?
不同元素的原子,其形狀不同
相同元素的原子,其質量均相同
化合物是由不同種類的原子以固定的比例組成的
化學反應是原子間以新的方式重新結合成另一種物質
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
已知釔在元素週期表標號39,且釔-90(Y)可被用來做為癌症的放射性治療。
有關釔離子(90 Y 3+)的敘述,下列何者正確?
可形成化合物Y(NO3)3
有36個質子
有39個中子
有39個電子
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
氮原子和氧原子的化學性質不同,是因為下列何者?
體積的不同
質量的不同
原子序的不同
中子數的不同
密度的不同
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
有關原子結構的敘述,下列何者錯誤?
原子核中的質子數可決定元素的化學性質
原子的質量集中在原子核
原子核所帶電荷數等於中性原子核外的電子數
每一種原子都是由質子、中子、電子構成
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
同族各元素中有哪些相同或相似的性質?
熔點相同
物理性質相似
化學性質相似
具有相同的沸點
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
C-12、C-13、C-14均是碳元素,但其之間有何差異存在?
質子數相同且物理性質相近
中子數相同且化學性質相近
中子數相同且物理性質相近
質子數相同且化學性質相近
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