
9.5 巨型金屬結構
Authored by Kendy Chao
Chemistry
10th Grade
Used 12+ times

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12 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
表中所列的物質,哪個具有巨型金屬結構?
W
X
Y
Z
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
下列哪種物質具有巨型離子結構?
SiO2
NO
HgO
SO2
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
離子化合物的熔點和沸點通常都很_____,而且能夠在____狀態或
在_____中導電。
1. 高
2. 熔融
3. 有機溶劑
1. 高
2. 熔融
3. 水溶液
1. 低
2. 水溶液
3. 有機溶劑
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
下列哪項有關石英和乾冰的陳述正確?
它們的晶體結構相同。
它們的熔點相若。
在乾冰和石英的結構中,氧原子分別與碳
原子和硅原子以共價鍵連結在一起。
它們均會在特定的温度下昇華。
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
下列哪項或哪些有關具有巨型共價結構的物質的陳述正確?
(1) 它們具有高熔點。
(2) 它們能在熔融狀態下導電。
(3) 它們不溶於水,但卻溶於非水溶劑。
只有(1)
只有(2)
只有(1)和(3)
只有(2)和(3)
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
X的熔點是2566°C,它能在熔融狀態下導電,但在固態下卻不能導電。因此,X
並不溶於水。
是可延的物質。
很可能是離子化合物。
由個別分子組成。
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
下列哪項或哪些有關碘的陳述是正確的?
(1) 它含有雙原子分子。
(2) 由於碘原子以共價鍵連結,故它的沸點很低。
(3) 它具有巨型共價結構。
只有(1)
只有(2)
只有(1)和(3)
只有(2)和(3)
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