Chemistry, 14.06.2021 14:00 Thnut4237

1. As you go across a period, what is a useful comparison point? A.
oxides
B.
halides
C.
hydrides
D.
hydroxides

2. Most elements are
A.
allotropes
B.
nonmetals
C.
metalloids
D.
metals

3. A metalloid is a(n) conductor of heat and electricity than a metal.
A.
better
B.
worse
C.
equal
D.
cannot be determined

4. What causes the formation of allotropes?
A.
pressure
B.
light
C.
temperature
D.
all of the above

As you move and __ elements become more metallic.
A.
left, down
B.
right, down
C.
right, up
D.
left, up

5. All of the following metalloids form allotropes except
A.
B
B.
Si
C.
Te
D.
Po

6. What is a chemical property of a metal?
A.
malleable
B.
ductile
C.
positive oxidation states
D.
conducts heat and electricity

Answers: 1

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1. As you go across a period, what is a useful comparison point? A.
oxides
B.
h...