Balancing Chemical Equations Practice

Flashcard
•
Science
•
8th Grade
•
Hard
Wayground Content
FREE Resource
Student preview

15 questions
Show all answers
1.
FLASHCARD QUESTION
Front
What is a balanced chemical equation?
Back
A balanced chemical equation has the same number of each type of atom on both sides of the equation, indicating that mass is conserved during a chemical reaction.
2.
FLASHCARD QUESTION
Front
What does the coefficient in a chemical equation represent?
Back
The coefficient indicates the number of molecules or moles of a substance involved in the reaction.
3.
FLASHCARD QUESTION
Front
How do you determine the number of atoms in a compound?
Back
Multiply the subscript of each element by the coefficient in front of the compound. For example, in 3Cr(MnO4)6, there are 3 x 6 = 18 Mn atoms.
4.
FLASHCARD QUESTION
Front
What is the law of conservation of mass?
Back
The law states that mass is neither created nor destroyed in a chemical reaction; therefore, the total mass of reactants must equal the total mass of products.
5.
FLASHCARD QUESTION
Front
How do you balance a chemical equation?
Back
Adjust the coefficients of the reactants and products to ensure that the number of atoms for each element is the same on both sides of the equation.
6.
FLASHCARD QUESTION
Front
What is the balanced equation for the reaction of hydrogen and nitrogen to form ammonia?
Back
3 H2 + N2 -> 2 NH3.
7.
FLASHCARD QUESTION
Front
What is the balanced equation for the combustion of sodium chlorate (NaClO3)?
Back
2 NaClO3 -> 2 NaCl + 3 O2.
Create a free account and access millions of resources
Similar Resources on Wayground
10 questions
Balancing Equations

Flashcard
•
8th Grade
14 questions
Balancing Chemical Equations

Flashcard
•
8th Grade
15 questions
Conservation Law of Mass(Balanced Equations)

Flashcard
•
8th Grade
15 questions
Conservation Law of Mass(Balanced Equations)

Flashcard
•
8th Grade
15 questions
balanced or unbalanced chemical equations

Flashcard
•
8th Grade
11 questions
Balancing Chemical Equations Flashcards

Flashcard
•
8th Grade
15 questions
balanced or unbalanced chemical equations

Flashcard
•
8th Grade
15 questions
balanced or unbalanced chemical equations

Flashcard
•
8th Grade
Popular Resources on Wayground
10 questions
Lab Safety Procedures and Guidelines

Interactive video
•
6th - 10th Grade
10 questions
Nouns, nouns, nouns

Quiz
•
3rd Grade
10 questions
9/11 Experience and Reflections

Interactive video
•
10th - 12th Grade
25 questions
Multiplication Facts

Quiz
•
5th Grade
11 questions
All about me

Quiz
•
Professional Development
22 questions
Adding Integers

Quiz
•
6th Grade
15 questions
Subtracting Integers

Quiz
•
7th Grade
9 questions
Tips & Tricks

Lesson
•
6th - 8th Grade
Discover more resources for Science
20 questions
Scientific method and variables

Quiz
•
8th Grade
20 questions
Physical and Chemical Changes

Quiz
•
8th Grade
20 questions
Elements, Compounds and Mixtures

Quiz
•
8th Grade
20 questions
Law of Conservation of Mass

Quiz
•
6th - 8th Grade
10 questions
Exploring the Scientific Method

Interactive video
•
6th - 10th Grade
22 questions
Counting Atoms

Quiz
•
8th Grade
21 questions
Physical vs Chemical Changes

Quiz
•
8th Grade
10 questions
Exploring Chemical and Physical Changes

Interactive video
•
6th - 10th Grade