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Teams
Name
Score
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15
×
CaCO3- name this compound
Calcium carbonate
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×
seesaw
Swap points!
Oops!
×
magnet
Take 25 points!
Okay!
×
rocket
Go to first place!
Okay!
×
baam
Lose 15 points!
Oops!
15
×
An atom has the electronic configuration 2.8. What element is it?
Neon
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20
×
If an atom has 19 electrons and 20 neutrons, what is its mass number?
39
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15
×
The subatomic particles with negligible mass is the __________
electron
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20
×
Use your periodic table to find out which atom has 16 neutrons
sulfur
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banana
Go to last place!
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fairy
Take points!
5
10
15
20
25
×
rocket
Go to first place!
Okay!
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thief
Give points!
5
10
15
20
25
×
monster
Reset all scores!
Oops!
×
rocket
Go to first place!
Okay!
×
fairy
Take points!
5
10
15
20
25
×
banana
Go to last place!
Oops!
20
×
Use your periodic table, to find out which atom has 10 electrons.
Neon
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15
×
How many valence electrons does oxygen have?
6
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15
×
The electronic configuration of this phosphorus atom is?
2.8.5
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15
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pick the odd one out: air, sugar syrup, orange juice, salty water
orange juice is heterogeneous!
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10
×
The figure shows: an atom/ molecule of element/molecule of compound?
molecule of compound
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15
×
How many elements is methane made up of?
2 (CH4)
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10
×
True/false, in an atom the number of proton and electrons always has to be equal.
TRUE
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20
×
If an atom has an atomic number of 13, how many electrons does it have?
13
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×
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