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Team 2
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Teams
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Score
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15
×
What sound confirms hydrogen?
A squeaky pop
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15
×
What happens when magnesium reacts with acid?
Magnesium chloride and hydrogen gas
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baam
Lose 15 points!
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×
gift
Win 20 points!
Okay!
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gift
Win 20 points!
Okay!
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baam
Lose 10 points!
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15
×
What is physical properties?
Things you can observe without changing the substance
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20
×
Name one chemical property?
Reacts with water/ react with acid/.....
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15
×
Why are chemical reactions useful?
They help make new substance or materials.
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25
×
Name one physical property
Colour/ shape/ state/ density
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15
×
What are products?
New substances formed after a reaction
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15
×
Is colour a physical or chemical property?
Physical property
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15
×
Why is potassium stored under oil?
To stop it reacting with air and water(water vapour)
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boom
Lose 50 points!
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fairy
Take points!
5
10
15
20
25
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gift
Win 10 points!
Okay!
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thief
Give points!
5
10
15
20
25
15
×
What does 'reactive' mean?
How easily a substance reacts.
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15
×
Is reacting with acid a chemical property?
yes
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monster
Reset all scores!
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rocket
Go to first place!
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fairy
Take points!
5
10
15
20
25
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banana
Go to last place!
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15
×
How do you test for hydrogen gas??
With a ligeted splint
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25
×
Metal + acid -------------> what product?
Salt + hydrogen gas
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