1
|
2
|
3
|
4
|
5
|
6
|
7
|
8
|
9
|
C
|
D
|
B
|
B
|
C
|
C
|
B
|
C
|
C
|
11. (a) 完成下表。
|
粒子
|
原子序
|
質量數
|
質子數目
|
中子數目
|
電子數目
|
電子排佈
|
|
(i) 氖原子
|
10
|
20
|
10
|
10
|
10
|
2,8
|
|
(ii) 鋁原子
|
13
|
27
|
13
|
14
|
13
|
2,
8, 3
|
|
(iii) 鉀離子
|
19
|
39
|
19
|
20
|
18
|
2,
8, 8
|
|
(iv) 氧離子
|
8
|
16
|
8
|
8
|
10
|
2,8
|
|
(v) 氟離子
|
9
|
19
|
9
|
10
|
10
|
2,8
|
(b) 上表中，哪個或哪些粒子是帶負電荷的?
氧離子,
氟離子
(c) 在週期表中，粒子(iii)應屬於哪一族?試解釋你的答案。
第I族;
因為最外層電子殼上有一粒電子
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