生活中各種水溶液都有不同的性質,如何利用五官幫助辦別未知的水溶液性質?
109南一五下自然期末水溶液性質和力與運動(課本習作版)

Quiz
•
Science
•
5th - 6th Grade
•
Medium
Lin I-Cheng
Used 10+ times
FREE Resource
20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
除了眼睛觀察,也可以用手觸摸看看進行觀察
鼻子直接靠近水溶液的瓶口聞氣味
用嘴嚐看看水溶液
用手掌往鼻子方向搧聞水溶液的氣味
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
利用石蕊試紙檢驗各種水溶液的酸鹼性質,下列哪個操作方式是不正確的?
用鑷子夾取石蕊試紙
檢驗時,一次要用兩張,一張紅色,一張藍色
將石蕊試紙投入水溶液
用棉花棒沾水溶液塗在石蕊試紙上
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
用石蕊試紙檢測下列七種水溶液後,石蕊試紙的顏色變化,何者不正確?
檢驗檸檬酸,紅色石蕊試紙不變色,藍色石蕊試紙變紅色
檢驗石灰水,紅色石蕊試紙不變色,藍色石蕊試紙變紅色
檢驗白醋,紅色石蕊試紙不變色,藍色石蕊試紙變紅色
檢驗糖水,紅色石蕊試紙不變色,藍色石蕊試紙不變色
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
用紫色高麗菜檢驗水溶液的酸鹼性,顏色的變化何者正確?
檢驗檸檬酸,紫色高麗菜汁會變成紫色
檢驗小蘇打水,紫色高麗菜汁會變成紫色
檢驗砂糖水,紫色高麗菜汁會偏成紫色
檢驗黑醋,紫色高麗菜汁會變成紫色
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
不同水溶液與石蕊試紙、紫色高麗菜汁和蝶豆花作用後的顏色變化,何者不正確?
用紅色石蕊試紙檢驗,酸性不變色,中性不變色,鹼性會變色
用藍色石蕊試紙檢驗,酸性會變色,中性不變色,鹼性不變色
用紫色高麗菜汁檢驗,酸性會變藍色,中性不變色,鹼性變紅色
用蝶豆花檢驗,酸性會變紫紅色,中性呈藍色,鹼性變黃綠色
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
水蘇打水的檢驗結果,下列何者正確?
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
水溶液:汽水,其檢驗結果何者正確?
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