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Team 2
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25
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Chemical reactions that release energy are called __________.
Exothermic
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25
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Identify what evidence of a chemical reaction is shown in the picture.
unexpected color change
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25
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What elements are in this chemical formula?
Potassium (K) Carbon (C) Oxygen (O)
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25
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Identify the evidence of a chemical change in this reaction.
Formation of a gas, bubbles
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25
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How many Nitrogen atoms are in this chemical formula?
12
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25
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The coefficient tell us what about the chemical formula?
how many compounds there are
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25
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What part of a chemical reaction is number 2?
Products
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25
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What elements are in this chemical formula?
Zinc (Zn) Sulfur (S) Oxygen (O)
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25
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2 is a coefficient or subscript?
subscript
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lifesaver
Give 25 points!
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gift
Win 25 points!
Okay!
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shark
Other team loses 25 points!
Okay!
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banana
Go to last place!
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thief
Give points!
5
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25
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star
Double points!
Okay!
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gift
Win 15 points!
Okay!
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thief
Give points!
5
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25
25
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Which is the correct formula for: three hydrogen (H) one sulfur (S) four oxygen (O):
H3SO4
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banana
Go to last place!
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shark
Other team loses 5 points!
Okay!
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fairy
Take points!
5
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25
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baam
Lose 15 points!
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25
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What is the Law of Conservation of Mass?
Matter cannot be created or destroyed
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trap
No points!
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magnet
Take 25 points!
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gift
Win 25 points!
Okay!
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banana
Go to last place!
Oops!
25
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If there is no subscript, there is ______ atom(s) of that element.
1
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