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Teams
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lifesaver
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seesaw
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fairy
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5
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25
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baam
Lose 25 points!
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15
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What do we call this compound? KF
potassium flouride
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eraser
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rocket
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shark
Other team loses 20 points!
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banana
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15
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What is an OXYGEN HALIDE?
a combination of oxygen with an atom from the halogen group (group 17)
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15
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What is the correct formula for beryllium oxide?
BeO
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15
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Ionic bonds happen betweem METAL/NON-METAL and METAL/NON-METAL elements.
metal and non-metal
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15
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What type of bond will form between Na and F?
ionic
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15
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Nitrogen is in group 15. How many covalent bonds can it form?
up to 3
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15
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In ionic bonds, atoms GAIN/LOSE/SHARE electrons?
gain and lose
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15
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Name this compound K2S
potassium sulfide
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15
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In covalent bonds, atoms GAIN/LOSE/SHARE electrons.
share
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15
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What is 'oxidation number'?
a number with a +/- sign that represents the number of electrons that an atom would gain or lose when it forms a compound
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15
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Why do atoms form compounds?
To become stable by gaining, loosing or sharing electrons
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lifesaver
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shark
Other team loses 25 points!
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gift
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thief
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15
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25
15
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What is the correct formula for calcium iodide?
CaI2
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15
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Name this compound: CO2
Carbon (IV) oxide or carbon dioxide
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