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Teams
Name
Score
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15
×
Chemical substances that are produced in a reaction.
Products
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15
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Some substances can neutralize acids and are thought of as the opposite of acids.
Bases
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15
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Chemical substances that are used in a reaction
Reactants
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seesaw
Swap points!
Oops!
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fairy
Take points!
5
10
15
20
25
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rocket
Go to first place!
Okay!
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thief
Give points!
5
10
15
20
25
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banana
Go to last place!
Oops!
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rocket
Go to first place!
Okay!
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fairy
Take points!
5
10
15
20
25
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baam
Lose 20 points!
Oops!
15
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The midpoint of the pH scale, a ph of 7, represents a solution that is neither acidic or alkaline.
Neutral
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15
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True or False? Many chemical reactions require energy or release it. This causes the temperature to decrease or increase
True
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15
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True or False? During a chemical reaction, no atoms are lost and no new atoms are produced.
True
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15
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Acids and alkalis can be measured on the ................
pH scale
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trap
No points!
Oops!
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seesaw
Swap points!
Okay!
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gift
Win 10 points!
Okay!
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lifesaver
Give 20 points!
Oops!
15
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Substance formed when an acid is neutralized by a base or alkali.
Salt
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15
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True or False? Phase change is an evidence of a chemical reaction.
False
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15
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Type of reaction, which requires more energy to be supplied than it releases. (Absorb heat energy)
Endothermic
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15
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What evidences suggest a chemical reaction has taken place? (Two)
Color Change; Gas Released; Smells; Precipitate Forms; Temperature Change
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15
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Type o reaction in which heat energy is released by forming the chemical bonds in the product.
Exothermic
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15
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pH can be tested with a substance called an ..............
Indicator
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