
第11節十分鐘小測
Authored by QTSSCI QTSSCI
Science
1st Grade

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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A 鉛。
B 鎂。
C 鉀。
D 鍶。
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
2 在一實驗中,把一小塊的鈉加進含石蕊試液的一槽水中。
下列有關這實驗的陳述,何者正確?
(1) 該金屬浮於水面。
(2) 生成一粉紅色溶液。
(3) 該金屬以淡紫色火焰燃燒。
A 只有(1)
B 只有(2)
C 只有(1) 和(3)
D 只有(2) 和(3)
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
3 在下列的實驗中,何者有反應產生?
(1) 把鋁和冷水混合
(2) 把鐵和稀氫氯酸混合
(3) 把氧化銅(II) 和碳混合
A 只有(1)
B 只有(2)
C 只有(1) 和(3)
D 只有(2) 和(3)
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
4 下列哪些金屬的氧化物會在不同的温度呈不同的顏色?
(1) 鐵
(2) 鉛
(3) 鋅
A 只有(1) 和(2)
B 只有(1) 和(3)
C 只有(2) 和(3)
D (1)、(2) 和(3)
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
5 銅和鋅的合金可製造仿真金的金幣。
下列何者能用來辨別仿金幣和真金幣?
(1) 比較它們的與水的反應
(2) 比較它們與稀硫酸的反應
(3) 比較它們的熔點
A 只有(1) 和(2)
B 只有(1) 和(3)
C 只有(2) 和(3)
D (1)、(2) 和(3)
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
6 鋇在週期表中位於第 II 族元素鈣之下。
下列哪些有關鋇的陳述正確?
(1) 它較鈣容易失去電子。
(2) 它會與冷水劇烈地反應。
(3) 它可從電解熔融的氯化鋇提取。
A 只有(1) 和(2)
B 只有(1) 和(3)
C 只有(2) 和(3)
D (1)、(2) 和(3)
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
7 下列哪個有關以下方程式的組合(x、y 和 z 依次序)正確?
xCl2(g) + yOH–(aq) → 5Cl–(aq) + zClO3–(aq) + 3H2O(l)
A 6; 24; 7
B 5; 18; 7
C 4; 6; 3
D 3; 6; 1
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