鹼性肥皂不是聚合物,不然是什麼?
Quiz
•
English
•
8th Grade
•
Hard

王 大智
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11 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
在「取油脂加鹼性溶液共煮」的實驗中,加入酒精一起加熱的作用是為了?
使油脂和甘油分離
使油脂和鹼性溶液能混合均勻
使肥皂能浮出液面
使肥皂能夠溶解在酒精中。
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
製造肥皂可將牛脂回收油和下列何者共煮而成?
KOH
H2SO4
NH4Cl
HNO3
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
下列有關肥皂的敘述,何者正確?
洗衣用的洗衣肥皂與沐浴用的香皂,兩者去汙原理不同
肥皂是一種合成清潔劑
將油脂與氫氧化鈉共煮,可製成合成清潔劑
合成清潔劑由石油提煉而來
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
阿智阿勝想要自己動手製作肥皂,製作完成後,他需再準備哪一種溶液,才能將產物肥皂浮在水面上?
酒精
汽油
飽和食鹽水
蒸餾水
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
欲分辨物質是否為聚合物,可經由下列何種方式判斷?
利用精密儀器檢測物質分子的分子量,分子量達數萬到數千萬者即為聚合物
測量此物質的密度,密度比水大的化合物即為聚合物
燃燒 1 公克的物質,測量所產生氣體的莫耳數,莫耳數超過數千者即為聚合物
不溶於水的化合物即為聚合物
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列哪一項不是天然有機化合物?
澱粉
麵粉
天然橡膠
塑膠
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
右圖為化合物的簡要 分類圖。依據圖,下列各選項中 物質的分類何者正確?
葡萄糖屬於甲
蛋白質屬於乙
乙酸乙酯屬於丙
聚乙烯屬於丁
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