What is the first step in balancing the decomposition of lead to nitrate?

Balancing Chemical Equations Concepts

Interactive Video
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Chemistry, Science
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9th - 12th Grade
•
Hard

Ethan Morris
FREE Resource
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Count the number of carbon atoms.
Count the number of lead atoms.
Count the number of hydrogen atoms.
Count the number of sulfur atoms.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many nitrate ions are present initially in the equation?
Four
Three
Two
One
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the next step after balancing the nitrogen atoms?
Recalculate the hydrogen atoms.
Recalculate the sulfur atoms.
Recalculate the carbon atoms.
Recalculate the oxygen atoms.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What adjustment is made to balance the lead atoms?
Double the lead to nitrate ratio.
Triple the lead to nitrate ratio.
Halve the lead to nitrate ratio.
Quadruple the lead to nitrate ratio.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many nitrogens are needed to balance the equation after adjustments?
Two
Three
Four
Five
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the final number of oxygen atoms on both sides of the equation?
Twelve
Eleven
Ten
Thirteen
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What should you do if you encounter problems balancing the equation?
Add more lead atoms.
Ignore the oxygen atoms.
Count the atoms again carefully.
Remove nitrogen atoms.
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