Chemical Reactions 1 from videos
Authored by undefined DiBartolomeo
Chemistry, Science
8th - 12th Grade
NGSS covered
Used 5+ times
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21 questions
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1.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
During a chemical Reaction
Chemicals stay the same
New substances are formed
The chemical properties change
The chemical properties stay the same
Tags
NGSS.MS-PS1-2
NGSS.MS-PS1-5
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A change in temperature can show a chemical reaction
Only when a substance gets warmer
Only when a substance gets colder
Both when a substance gets hotter and colder
The tempertature should remain the same
Tags
NGSS.MS-PS1-2
NGSS.MS-PS1-4
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A PRECIPITATE is when
You mix two liquids and a solid forms
You mix to solids and get a liquid
you mix blue and white and get green
4.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
When a chemical reaction makes a gas
You can see bubbles
You can hear fizzing
gas is the same as smoke
5.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
To say a chemical reaction has occurred we should see two or more indicators. Choose the possible indicators below
bubbling/fizzing
color change
precipitate
change in temperature
new odor/smell
6.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Which of the following were there before the reaction?
HCl
H2
Zn
ZnCl2
7.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Which of the following were there after the reaction?
HCl
H2
Zn
ZnCl2
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