BALANCE CHEMICAL EQUATIONS_FLEX GROUP EXTENSION
Presentation
•
Chemistry
•
9th - 12th Grade
•
Practice Problem
•
Medium
Standards-aligned
PATRINA FULKS
Used 6+ times
FREE Resource
12 Slides • 2 Questions
1
Fall 2020
2
Fill in the Blanks
The law of
3
# of each element in reactants
MUST EQUAL
# of each element in products
4
5
Al: 4 because 2 x 2 = 4
C: 6 because 2 x 3 = 6
O: 18 because 3 x 3 x 2 = 18
6
Water can often be split into H + OH, but not always
Save O for last in a reaction that produces CO2 + H2O
Polyatomics can be left as one thing if it appears on both sides of the yield
Balance everything other than O and H first
Try to get rid of odd numbers first
7
Number your paper 1 - 7
8
Balance this equation.
9
Balance this equation.
10
Balance this equation.
11
Balance this equation.
12
Balance this equation.
13
Balance this equation.
14
Multiple Choice
Which of the pictures below shows a balanced representation of
H2 + O2 → H2O?
Fall 2020
Show answer
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