理化八下5-4 肥皂和清潔劑
Authored by 導師201劉俊廷322 導師201劉俊廷322
Chemistry
7th - 9th Grade
Used 6+ times
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7 questions
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1.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
澱粉的物質，遇碘液會呈現什麼顏色？
2.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
肥皂的製程分為三步驟為
3.
MULTIPLE CHOICE QUESTION
5 sec • 1 pt
肥皂在試管中能破除油和水的分界，讓油和水乳化，其酸鹼性為。
4.
MULTIPLE CHOICE QUESTION
5 sec • 1 pt
肥皂是一個長鏈分子，長鏈部分稱為？
5.
MULTIPLE CHOICE QUESTION
5 sec • 1 pt
肥皂是一個長鏈分子，帶有電荷的一端為？
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
小花製造肥皂的步驟如下，請問關於過程中的敘述，何者正確？
一、將椰子油和甲物質共煮，並加入乙醇幫助反應。
二、將反應完成的物質倒入飽和食鹽水中，看見了乙物質浮在食鹽水之上。
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
一株成熟的玉米中可能含有下列哪些聚合物？(甲)胺基酸、(乙)纖維素、(丙)酒精、(丁)蛋白質、(戊)油脂、(己)葡萄糖。
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