Lesson 5 - True or False

Assessment
•
Hung Duong
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Chemistry
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12th Grade
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13 plays
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Hard
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10 questions
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1.
MULTIPLE CHOICE
30 sec • 1 pt
An organic compound is a substance that can be found in an animal, a plant, a bacterium, or a virus.
2.
MULTIPLE CHOICE
30 sec • 1 pt
In the beginning, chemists proposed that organic compounds could only be made by living organisms.
3.
MULTIPLE CHOICE
30 sec • 1 pt
The German chemist Friedrich Wohler had synthesized urea before it was found in living organisms.
4.
MULTIPLE CHOICE
30 sec • 1 pt
Besides carbon and hydrogen, organic compounds can contain all the elements in the periodic table.
5.
MULTIPLE CHOICE
30 sec • 1 pt
Organic compounds typically have low melting and boiling points, are insoluble in water, and are lighter than water because they are made from polar bonds.
6.
MULTIPLE CHOICE
30 sec • 1 pt
Organic compounds burn easily since the main components of their molecules are carbon and hydrogen.
7.
MULTIPLE CHOICE
30 sec • 1 pt
Our bodies digest different organic foods that supply us with energy for various activities and the materials needed to maintain the cells.
8.
MULTIPLE CHOICE
30 sec • 1 pt
All organic compounds found in nature have been synthesized by chemists in laboratory.
9.
MULTIPLE CHOICE
30 sec • 1 pt
Organic compounds prepared by chemists are not completely identical to those occurring in nature.
10.
MULTIPLE CHOICE
30 sec • 1 pt
Inorganic compounds do not contain elements like carbon and hydrogen.
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