
s3_chem_bonding

Quiz
•
Science, Chemistry
•
9th Grade
•
Hard
Steven Wong
Used 10+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
氯化鎂中的Mg2+離子是怎樣形成的?
接收兩個來自氯原子的質子。
鎂原子失去兩個最外層電子。
鎂離子失去兩個最外層電子。
鎂原子接收兩個來自另一鎂原子的最外層電子。
2.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
下列哪項有關鎂原子和鎂離子的陳述正確?
它們的原子核均含有12個質子。
它們具有相同的化學性質。
它們均含有兩個最外層電子。
它們具有相同的物理性質。
3.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
當鉀生成離子時,鉀離子的電子排佈是
2, 8, 8, 2。
2, 8, 8, 1。
2, 8, 8。
2, 8, 7。
4.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
下表顯示四個原子的原子序。
原子 原子序
P 17
Q 18
R 19
S 20
以上哪個原子可生成帶+1電荷的離子?
P
Q
R
S
5.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
下列哪對元素最有可能生成離子化合物?
第I族元素和第0族元素
第II族元素和第III族元素
第I族元素和第VII族元素
第IV族元素和第VI族元素
6.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
元素A的原子含有8個質子,而A的質量數是15。元素Z的原子含有12個電子。這兩個元素所生成的化合物的化學式是甚麼?
ZA
Z2A
Z2A3
Z3A2
7.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
下列哪個組合會生成共價化合物?
第II族元素 + 第VII族元素
第VI族元素 + 第VII族元素
第I族元素 + 第0族元素
第VI族元素 + 第0族元素
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