
Chemistry equations
Chemistry
8th Grade
Used 15+ times

AI Actions
Add similar questions
Adjust reading levels
Convert to real-world scenario
Translate activity
More...
Content View
Student View
27 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If a chemical reaction such as photosynthesis begins with 6 atoms of carbon (C), how many atoms of carbon (C) should be in the products?
12 atoms of carbon (C)
6 atoms of carbon (C)
3 atoms of carbon (C)
2 atoms of carbon (C)
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How does a balanced chemical equation satisfy the Law of Conservation of Mass?
During a chemical reaction, the total amount of matter stays the same.
During a chemical reaction, matter is destroyed.
During a chemical reaction, one or more new substances are formed.
During a chemical reaction, the total number of atoms increases.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which best explains why the total mass of the product(s) would be less than the total weight of the reactant(s) after a chemical reaction?
A physical change occurred.
Atoms involved in the reaction lost mass.
Precipitates were created in the new solution.
Gases were released to the atmosphere.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which shows one example of a physical change and one example of a chemical change?
boiling water and melting wax
rusting iron and baking a cake
dissolving powder and shredding paper
freezing water and burning coal
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Substance A has a mass of 7 grams. When substance A was mixed with substance B, a new substance was formed. Which statement best describes the Law of Conservation of Mass?
The mass of substance B is equal to the mass of the product.
The mass of the product is equal to the mass of the reactants.
The mass of the product is less than the mass of the reactants.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which is true of a chemical equation?
Products and reactants must be balanced.
Subscripts must be used with all products and reactants.
Energy must be included in the beginning of the reaction.
Coefficients must be used with all products and reactants.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the total number of oxygen atoms on the reactant side of the equation shown below?
CH3COOH + NaHCO3 → CH3COONa + H2O + CO2
2
3
5
7
Access all questions and much more by creating a free account
Create resources
Host any resource
Get auto-graded reports

Continue with Google

Continue with Email

Continue with Classlink

Continue with Clever
or continue with

Microsoft
%20(1).png)
Apple
Others
Already have an account?
Similar Resources on Wayground
23 questions
STAAR Science Category
Quiz
•
6th - 8th Grade
24 questions
Diversity - Chemical properties
Quiz
•
8th Grade
22 questions
The Periodic Table
Quiz
•
8th Grade
22 questions
Science Changes in State
Quiz
•
8th - 9th Grade
22 questions
Creation Rates
Quiz
•
7th - 8th Grade
22 questions
Ion
Quiz
•
8th Grade
23 questions
Alkenes
Quiz
•
6th - 12th Grade
23 questions
Elements on the Periodic Table
Quiz
•
6th - 9th Grade
Popular Resources on Wayground
8 questions
2 Step Word Problems
Quiz
•
KG - University
20 questions
Comparing Fractions
Quiz
•
4th Grade
15 questions
Fractions on a Number Line
Quiz
•
3rd Grade
20 questions
Equivalent Fractions
Quiz
•
3rd Grade
25 questions
Multiplication Facts
Quiz
•
5th Grade
10 questions
Latin Bases claus(clois,clos, clud, clus) and ped
Quiz
•
6th - 8th Grade
22 questions
fractions
Quiz
•
3rd Grade
7 questions
The Story of Books
Quiz
•
6th - 8th Grade
Discover more resources for Chemistry
20 questions
Counting Atoms
Quiz
•
8th Grade
24 questions
Chemical changes
Quiz
•
8th Grade
10 questions
Identifying Types of Chemical Reactions
Interactive video
•
6th - 10th Grade
40 questions
Atomic Structure and APE MAN
Quiz
•
8th Grade
15 questions
Law of Conservation of Mass
Quiz
•
8th Grade
10 questions
Mole Conversions: From Moles to Grams and Molecules
Interactive video
•
6th - 10th Grade
10 questions
Balancing Equations
Quiz
•
8th Grade
20 questions
Counting Atoms Practice
Quiz
•
8th Grade