A molecule of ethanol has two carbon atoms, six hydrogen atoms, and one oxygen atom. A ball-and-stick model of ethanol is made from the following components:

Question

-One red ball
-Two black balls
-Six white balls
-Eight sticks
What do the black balls in the model represent?

A: Bond between atoms
B: Hydrogen atoms
C: Carbon atoms
D: Oxygen atoms

Answer 1

C: Carbon atoms

Answer 2

Use the model of a molecule to answer the question.

H H

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H — C — C — O — H

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H H

How many atoms of carbon does this molecule have?

Answer 3

This molecule has 2 atoms of carbon.

Answer 4

Which term describes the repeated arrangement of the same molecule?(1 point)
Responses

extended structure
extended structure

molecular model
molecular model

bonds
bonds

atoms

Answer 5

extended structure