Team 1
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Team 2
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Teams
Name
Score
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thief
Give points!
5
10
15
20
25
×
fairy
Take points!
5
10
15
20
25
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rocket
Go to first place!
Okay!
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baam
Lose 5 points!
Oops!
15
×
Name this compound: OBr2
oxygen (II) bromide
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15
×
Name this compound: NiS
nickel(II) sulfide
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15
×
An ionic bond is formed because of _________ attraction between an anion and a cation.
ELECTRICAL attraction
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lifesaver
Give 25 points!
Oops!
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magnet
Take 25 points!
Okay!
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fairy
Take points!
5
10
15
20
25
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banana
Go to last place!
Oops!
15
×
What type of bond will form between N and O?
covalent
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15
×
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
×
Name this compound K2S
potassium sulfide
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15
×
Nitrogen is in group 15. How many covalent bonds can it form?
up to 3
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heart
Other team wins 25 points!
Oops!
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rocket
Go to first place!
Okay!
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rocket
Go to first place!
Okay!
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baam
Lose 15 points!
Oops!
15
×
Non-metals have POSITIVE/NEGATIVE oxidation numbers when they form an ionic bond with a metal.
negative
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15
×
What do we call this compound? KF
potassium flouride
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15
×
What do we call this compound? CaS
calcium sulphide
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lifesaver
Give 20 points!
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star
Double points!
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fairy
Take points!
5
10
15
20
25
×
banana
Go to last place!
Oops!
15
×
What is the formula for calcium nitride?
Ca3N2
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15
×
Which group of elements is the most reactive? Why?
Group 17; they only need 1 electron to become stable
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