AnswersLA-Chemistry AElements, Compounds, and Mixtures

Elements, Compounds, and Mixtures Answers

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1
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What elemental classification does oxygen belong to?

A
nonmetal
B
semimetal
C
noble gas
D
alkaline earth metal
2
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What is the boiling point of gold?

A
1064.43°C
B
2970°C
C
1313°C
D
3266°C
3

What is silicon used for?

A
matches
B
gunpowder
C
glass
D
steel can coating
4

Room temperature is around 25°C. What is the state of matter of bromine?

A
gas
B
solid
C
liquid
D
synthetic
5

How many orbital blocks are represented in this periodic table?

A
1
B
2
C
3
D
4
6

What block does sodium belong to?

A
s-block
B
p-block
C
d-block
D
f-block

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