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15
×
Why do atoms in the same family have similar chemical properties?
same number of valence electrons
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15
×
What is an ion?
charged atom
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10
×
What are the 3 subatomic particles and where are they located?
protons & neutrons: nucleus; electrons: electron cloud
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15
×
What is the correct formula for the ionic compound containing: Calcium (Ca) and Sulfur (S)
Ca+2 & S-2 --> Ca2S2 --> CaS
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15
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Which is the most electronegative calcium (Ca) or beryllium (Be)?
Be
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heart
Other team wins 15 points!
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seesaw
Swap points!
Okay!
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fairy
Take points!
5
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25
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banana
Go to last place!
Oops!
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banana
Go to last place!
Oops!
×
gold
Win 50 points!
Okay!
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shark
Other team loses 25 points!
Okay!
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thief
Give points!
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25
10
×
What is the common name for the 18th column?
noble gasses
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5
×
What are columns of the periodic table called?
group/family
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10
×
What is the oxidation number of all Alkali metals?
+1 or 1+
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10
×
T/F: Density is dependent on the amount of the substance that you have.
False
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10
×
How many electrons can the 2nd energy level hold?
8
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baam
Lose 25 points!
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fairy
Take points!
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25
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shark
Other team loses 5 points!
Okay!
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thief
Give points!
5
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25
5
×
What is the largest unit of mass? gram, mg, cg, kg
kg
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20
×
What does the period tell you about the structure of the atom?
number of energy levels
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15
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How many valence electrons do the majority of atoms "want"?
8
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