
2.4: Chemical Reactions
Authored by Elaine Cheung
Science
5th Grade
NGSS covered
Used 30+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a chemical reaction?
A chemical reaction is a process that leads to the change of one set of chemical substances to another.
A chemical reaction is a process that leads to the formation of the solutes that is the same as before.
Tags
NGSS.MS-PS1-2
NGSS.MS-PS1-5
2.
OPEN ENDED QUESTION
3 mins • 1 pt
Why is this a chemical reaction?
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Tags
NGSS.MS-PS1-2
NGSS.MS-PS1-5
3.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
In the combustion reaction, which ones are the reactants?
hydrocarbon
oxygen
carbon dioxide
water
heat and light
Tags
NGSS.MS-PS1-2
NGSS.MS-PS1-5
4.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
In the combustion reaction, which ones are the products?
hydrocarbon
oxygen
carbon dioxide
water
heat and light
Tags
NGSS.MS-PS1-2
NGSS.MS-PS1-5
NGSS.MS-PS1-1
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When cooking gas burns into oxygen, carbon dioxide and water are formed. Which is the reactant?
water
oxygen
heat
Tags
NGSS.MS-PS1-2
NGSS.MS-PS1-5
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When we mix magnesium metal with oxygen, we see a bright white flame and a white powder. Which is the product?
the flame
the powder
oxygen
magnesium metal
Tags
NGSS.MS-PS1-2
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When we mix vinegar and baking soda, carbon dioxide gas and water are formed. What evidence do we have that a chemical reaction has taken place?
We can taste it to check for water.
We can see a colour change.
We can see gas bubbles form.
Tags
NGSS.MS-PS1-2
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