112-2 生科系有機實驗Exp 1

112-2 生科系有機實驗Exp 1

University

10 Qs

quiz-placeholder

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112-2 生科系有機實驗Exp 1

112-2 生科系有機實驗Exp 1

Assessment

Quiz

Chemistry

University

Medium

Created by

Hsuan-Hung Liao

Used 2+ times

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10 questions

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1.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

下列哪項為本次實驗的題目

 薄膜層析和層析分離法

酸鹼萃取

利用再結晶法純化苯甲酸

親核性取代反應

2.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

苯甲酸的分子量為何

122

123

124

125

3.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

本次實驗所需要的苯甲酸含量為多少

0.5 g

5 g

500 g

50 mg

4.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

苯甲酸的熔點為多少

110-112

122-124

132-134

117-119

5.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

苯甲酸含有幾個氫

5

6

7

8

6.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

在進行實驗中如果發現加入10ML的水後苯甲酸無法完全溶解,應該?

再加入10mL的水

想加多少水就加多少

慢慢加入幾滴水,直至全部溶解

沒完全溶解也沒關係

7.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

抽氣過濾前最重要的一件事是什麼

秤圓底瓶的空瓶重量

秤錐形瓶的空瓶重量

秤濾紙的重量

秤燒杯的重量

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