chemical reactions and balancing chemical equations
Authored by RUBEN DURAN FLORES
Science
8th Grade
NGSS covered
Used 7+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
balancing chemical reactions _____ C +_____Fe2O3 -------->_____CO + ______Fe
1,4,5,6
3,8,9,5
3,1,3,2
2,1,2,1
Tags
NGSS.MS-PS1-5
NGSS.MS-PS1-2
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Identify what is a chemical reaction?
a process that involves rearrangement of the molecular or ionic structure of a substances as opposed to a change in physical form or a neclear reation.
sythesis reaction
single replacement
Tags
NGSS.MS-PS1-5
NGSS.MS-PS1-2
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Identify what are the 4 types of chemical reactions?
synthesis,decomposition,single replacement,double replacemet
complexation,precipitation,oxygen,carbon
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A catalyst is a substance that speed up the rate of a chemical reaction but is not consumed during the course of the reaction true or false
True
false
Tags
NGSS.MS-PS1-5
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Decomposition
single replacement
synthesis
Double replacemet
Tags
NGSS.MS-PS1-2
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Decomposition
Single replacement
Synthesis
double replacemet
Tags
NGSS.MS-PS1-5
NGSS.MS-PS1-2
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
AB + C --------> AC + B Identify what type of chemical reaction this is?
Synthesis
Decomposition
Double replacement
Single replacement
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