
Balancing Chemical Reactions
Interactive Video
•
Chemistry, Science
•
9th - 12th Grade
•
Practice Problem
•
Easy
Olivia Brooks
Used 4+ times
FREE Resource
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5 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the initial count of oxygen atoms on the reactant side of the equation?
2
4
1
3
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which atoms were identified as needing to be doubled to balance the equation?
Hydrogen and Chlorine
Oxygen and Carbon
Magnesium and Oxygen
Magnesium and Carbon
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What coefficient is placed in front of HCl to balance the equation?
1
3
2
4
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
After balancing, how many chlorine atoms are present on each side of the equation?
1
2
4
3
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the final balanced equation for the reaction between magnesium carbonate and hydrochloric acid?
MgCO3 + 2HCl → MgCl + CO2 + H2O
MgCO3 + 2HCl → MgCl2 + CO2 + H2O
MgCO3 + HCl → MgCl2 + CO2 + H2O
MgCO3 + HCl → MgCl + CO2 + H2O
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