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Balancing Chemical Equations Concepts

Interactive Video
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Chemistry, Science, Biology
•
9th - 10th Grade
•
Hard

Patricia Brown
FREE Resource
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Balancing chemical equations
Studying chemical reactions
Understanding atomic structure
Learning about periodic table
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is it important to balance a chemical equation?
To make the equation easier to read
To ensure the equation looks neat
To increase the reaction speed
To have equal numbers of atoms on both sides
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is a mixture?
Table salt
Water
Soft drink
Sodium chloride
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is table salt chemically known as?
Chlorine
Sodium carbonate
Sodium
Sodium chloride
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the chemical formula for sodium chloride?
ClNa
Na2Cl
NaCl2
NaCl
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many sodium atoms are needed to balance the equation with chlorine?
One
Two
Three
Four
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the coefficient used to balance chlorine in the equation?
4
3
2
1
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