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5
×
In what form do elements such as hydrogen, nitrogen, and oxygen normally occur?
as molecules containing two atoms
as single atoms
as molecules containing three atoms
as molecules containing four atoms
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5
×
When two or more atoms bond by sharing electrons, the product is called a ________.
molecule
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When a bond breaks, the energy is released. This is called a(n) __________ reaction.
exothermic
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5
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True or False: The bond between atoms is stronger than the bond between molecules.
true
false
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5
×
What type of compounds are soluble in nonpolar substances?
nonpolar
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baam
Lose 25 points!
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star
Double points!
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fairy
Take points!
5
10
15
20
25
×
baam
Lose 10 points!
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5
×
Electronegativity _________ as you move up and to the right on the periodic table.
increases
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5
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Covalent bonds typically occur between a nonmetal and a ________.
nonmetal
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Electronegativity _________ as you move down and to the left on the periodic table.
decreases
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5
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If the electronegativities differ from __ to __, the bond is polar covalent.
0.4 to 1.7
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5
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True or False: Molecules with only nonpolar bonds must be nonpolar as well.
true
false
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5
×
Which element has the highest electronegativity?
fluorine
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True or False: Molecules with only polar bonds must be polar as well.
true
false
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5
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The second element in the formula of a binary compound has the suffix ____.
-ide
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trap
No points!
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shark
Other team loses 5 points!
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shark
Other team loses 10 points!
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baam
Lose 20 points!
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seesaw
Swap points!
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magnet
Take 25 points!
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gift
Win 20 points!
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banana
Go to last place!
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