UNIT 5: CHEMICAL REACTIONS
Authored by PabloTaz Teacher
Science, Chemistry, Physics
6th Grade
NGSS covered
Used 49+ times
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15 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What chemical reaction is shown in this picture?
oxidation
fermentation
combustion
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What chemical reaction is shown in the picture?
oxidation
fermentation
combustion
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What chemical reaction is shown in the picture?
oxidation
fermentation
combustion
4.
MULTIPLE SELECT QUESTION
2 mins • 1 pt
Click on the TRUE statements
The original substances of a chemical reaction are called products.
New products are always formed from a chemical reaction.
Microorganisms, oxygen and thermal energy can cause chemical reactions to take place
The atoms within the new products of a chemical reaction are not
chemically linked
We cannot use simple separation methods, like distillation, to separate
the products of a chemical reaction
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
The energy change that PRODUCES energy and then, products become WARMER is called....
exothermic reaction
endothermic reaction
precipitate formation
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The energy change that ABSORBS energy and then, products become COLDER is called....
Exothermic reaction
Endothermic reaction
Color change
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When two solutions are combined and show a change in composition, it is called...
Gas formation
Colour change
Precipitate formation
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