雞蛋殼主要成分與貝殼相同。若
將整顆雞蛋放入一杯裝有食醋溶
液的燒杯中,發現雞蛋四周不斷
有氣泡生成,並在溶液中上下翻
滾,如右圖所示。下列何者為雞
蛋殼四周所生成的氣泡?
3~2酸鹼鹽
Quiz
•
Chemistry
•
8th - 9th Grade
•
Medium
CHEN HSI CHUAN
Used 6+ times
FREE Resource
19 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
雞蛋殼主要成分與貝殼相同。若
將整顆雞蛋放入一杯裝有食醋溶
液的燒杯中,發現雞蛋四周不斷
有氣泡生成,並在溶液中上下翻
滾,如右圖所示。下列何者為雞
蛋殼四周所生成的氣泡?
CO2
H2O
O2
H2
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
NaOH與HCl作用過程中,真正參加反應的是:
Na+與H+
Na+與Cl-
OH-與H+
Cl-與OH-
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
鹽酸和氫氧化鈉溶液中和後,將燒杯中的水分蒸乾所得的鹽類與下列何種相同?
地板常用的大理石
製作麵包所加的小蘇打粉
炒菜所使用的食鹽
清潔劑中所含的洗滌鹼
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
25 ℃時,2 M的NaOH溶液100 mL可與若干克的純H2SO4恰好中和?(原子量:H=1、O=16、Na=23、S=32)
98
49
9.8
4.9
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
4克氫氧化鈉溶於水成1升溶液,溶液的pH值等於多少?
10
11
12
13
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
鹽類產生的途徑有很多,試問下列哪一個方法無法產生鹽類?
將鹽酸加到鋅粒上
硫酸滴入水中
碳酸鈣加入鹽酸中
氫氧化鈣和鹽酸混合
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
小南想要利用酸鹼滴定的實驗來測定酸雨的酸鹼值。滴定過程中,小南使用廣用指示劑協助判斷,則變色瞬間,指示劑的顏色變化應為下列何者?
黃色變成綠色
綠色變成黃色
藍色變成綠色
綠色變成藍色
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