有機化合物習作

Quiz
•
Science
•
8th - 9th Grade
•
Easy

Supin Liao
Used 9+ times
FREE Resource
9 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
醇和有機酸混合加熱發生酯化的反應速率很慢,通常會加入下列哪一種物質當作催化劑?
乙醇
乙酸
濃硫酸
氫氧化鈉
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
列哪一種聚合物是天然聚合物?
耐綸
聚乙烯
纖維素
滌綸
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
下列哪一項因素會影響有機化合物的性質? 甲.組成元素的種類;乙.組成的原子個數;丙.組成原子的排列方式;丁.組成元素的來源
只有甲
甲、乙
甲、乙、丙
全部
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
食品的密封包裝內常見一小包脫氧劑,其目的為下列何者?
分解食品釋出的氧氣
將水分分解成氫氣和氧氣
吸收包裝內的氧氣
吸收包裝內的異味
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
附圖為有機化合物分類的簡單架構,依此架構將不同的物質歸類,則下列敘述何者錯誤?
純酒精屬於甲
蛋白質屬於乙
保鮮膜屬於丙
保麗龍屬於丁
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
有關熱塑性塑膠與熱固性塑膠的敘述,何者正確?
電路板需耐高溫,故常用熱塑性聚合物作為材料
熱固性聚合物受熱會軟化
寶特瓶和壓克力是熱固性聚合物
熱固性聚合物又稱網狀聚合物
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
若一聚合物在高溫時不易軟化變形,也不能回收利用,則下列何者較符合此聚合物的結構與特性?
鏈狀結構,為熱固性聚合物
網狀結構,為熱固性聚合物
鏈狀結構,為熱塑性聚合物
網狀結構,為熱塑性聚合物
8.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
下列哪一種營養素攝取過多易引起心血管疾病?
脂肪
醣類
蛋白質
維生素
9.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
丙酸和乙醇反應產生的酯稱為什麼?
乙酸乙酯
乙酸丙酯
丙酸丙酯
丙酸乙酯
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