
第41節十分鐘小測
Quiz
•
Science
•
1st Grade
•
Practice Problem
•
Hard
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
1 橫越一週期時,下列哪項性質依次遞增?
A 導電性
B 電負性
C 熔點
D 活潑性
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
2 把第三週期元素按熔點的遞增次序排列,下列哪項正確?
A 氯、磷、硫、硅
B 硫、磷、氯、硅
C 硅、硫、磷、氯
D 硅、氯、磷、硫
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
3 下列哪圖展示第三週期元素的導電性的變化?
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
4 下列哪圖展示第三週期元素的熔點的變化?
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
5 下列哪個有關氧化物的組合(Al2O3;K2O;MgO;SiO2)正確?
A 酸性;酸性;酸性;兩性
B 鹼性;鹼性;鹼性;兩性
C 兩性;鹼性;兩性;酸性
D 兩性;鹼性;鹼性;酸性
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A X和Y都是金屬。
B Y的氧化物是共價化合物。
C X的氧化物在固態時能導電。
D Y的氧化物在常温下是固體。
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
7 X、Y和Z是週期表中三個連續的元素。X會生成酸性氧化物X2O,Z會生成鹼性氧化物Z2O、Y則不會生成氧化物。
下列哪項有關X、Y和Z的陳述正確?
A X、Y和Z位於週期表中的同一週期。
B 在常温常壓下,X和Z都是導電體。
C X– 和Z+具有相同的電子排佈。
D Y能與Z穩定地反應。
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