Chemical Bonding — Cumulative exam Answers

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Which data can be measured quantitatively?

A
speed of light
B
odor of gas
C
texture of a solid
D
color of a flame
22
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Which model is most likely used to predict a future event?

A
a model of a cell
B
a model of Mars
C
a model of weather systems
D
a model of prosthetic limbs
23

The atoms in a sample are close together but can slide past one another. As the atoms lose energy, they move slower. The atoms become locked in place because of attractive forces between them.

A
gas to solid
B
gas to liquid
C
liquid to solid
D
solid to liquid
24

Advancements in which field have increased the ability to store increasing amounts of data on electronic devices?

A
social skills
B
driving skills
C
technology
D
biology
25

While looking at bromine (Br) on the periodic table, a student needs to find another element with very similar chemical properties but with a different atomic mass. Which best describes the student’s options?

A
There are two possible elements, and they are directly to the left and right of bromine.
B
There are two possible elements, and they are directly above and below bromine.
C
There are many possible elements, and they are all in the same vertical column as bromine.
D
There are many possible elements, and they are all in the same horizontal row as bromine.

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