
第14節B(鹼)十分鐘小測
Quiz
•
Science
•
1st Grade
•
Practice Problem
•
Medium
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
1 下列哪種物質不是鹽基?
A 碳酸鈣
B 氫氧化鈉
C 氧化銅(II)
D 氫氧化鋁
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
2 下列物質的溶液,何者會與稀氫氧化鈉溶液生成白色沉澱物?
(1) 硝酸鈣
(2) 氯化銅(II)
(3) 硫酸鎳(II)
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 下列哪項有關稀氫氧化鈉溶液的陳述不正確?
A 它含有氫離子。
B 它能導電。
C 它令酚酞試液呈紅色。
D 它與硫酸鐵(III) 溶液生成綠色沉澱物。
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
4 把稀氫氧化鈉溶液分別加入四種不同的溶液中。
下列哪個組合(溶液;觀察結果)正確?
A 氯化銨 白色沉澱物
B 硫酸鐵(III) 藍色沉澱物
C 重鉻酸鉀 橙色沉澱物
D 硫酸鎳(II) 綠色沉澱物
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
5 X 會與稀氫氧化鈉溶液生成白色沉澱物。該沉澱物可溶於過量的鹼溶液。
X 可能是
A 硝酸銨溶液。
B 硝酸鈣溶液。
C 硝酸鉛(II)溶液。
D 硝酸鎂溶液。
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
6 下列哪種氫氧化物不溶於過量的稀氫氧化鈉溶液和過量的稀氨水中?
A Cu(OH)2
B Fe(OH)3
C Pb(OH)2
D Zn(OH)2
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
7 把硫酸銨溶液與氫氧化鈉溶液共熱,有氣體釋出。
下列哪項有關該氣體的陳述正確?
A 該氣體沒有氣味。
B 該氣體會把濕潤的紅色石蕊試紙變成藍色。
C 把燃燒中的木條放近該氣體時會發出爆鳴聲。
D 該氣體可用排水集氣法來收集。
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