

Word Equations in Chemistry
Interactive Video
•
Chemistry, Science, Physics
•
9th - 10th Grade
•
Practice Problem
•
Hard
Patricia Brown
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary purpose of a word equation in chemistry?
To balance chemical equations
To calculate the mass of reactants
To show what substances are involved in a reaction
To describe the states of matter
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the example of magnesium burning in oxygen, what are the reactants?
Oxygen and carbon dioxide
Magnesium and oxygen
Magnesium oxide and oxygen
Magnesium and magnesium oxide
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is it unnecessary to include the state of matter in a word equation?
Because the focus is on the substances reacting
Because it is always solid
Because it is not important
Because it is too complex
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What symbol should be used to indicate the direction of a reaction in a word equation?
Arrow
Multiplication sign
Plus sign
Equal sign
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the sodium chloride example, what is the product?
Oxygen
Chlorine
Sodium
Sodium chloride
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the correct placement of sodium and chlorine in the word equation for sodium chloride formation?
Sodium and chlorine on the left
Sodium on the left, chlorine on the right
Both on the left side
Both on the right side
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the carbon dioxide formation example, what are the reactants?
Oxygen and sodium
Carbon and carbon dioxide
Carbon dioxide and oxygen
Carbon and oxygen
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