How many atoms are present if there is no subscript following the element symbol?
8th Unit 2 Test

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

15 questions
Show all answers
1.
FLASHCARD QUESTION
Front
Back
1
2.
FLASHCARD QUESTION
Front
What does the law of conservation of matter state?
Back
Atoms are neither created nor destroyed in chemical reactions.
3.
FLASHCARD QUESTION
Front
How many Oxygen atoms are in the formula Al₂(CO₃)₃?
Back
9
4.
FLASHCARD QUESTION
Front
How many atoms are present in caffeine (C₈H₁₀N₄O₂)?
Back
24
5.
FLASHCARD QUESTION
Front
What are the substances that start a chemical reaction called?
Back
Reactants
6.
FLASHCARD QUESTION
Front
What is the definition of a chemical reaction?
Back
A process where reactants transform into products.
7.
FLASHCARD QUESTION
Front
What is a product in a chemical reaction?
Back
The substances formed as a result of a chemical reaction.
Create a free account and access millions of resources
Similar Resources on Quizizz
10 questions
Balancing Chemical Equations

Flashcard
•
8th Grade
10 questions
Chemical Reactions

Flashcard
•
7th Grade
15 questions
BM Review: Chemistry 1

Flashcard
•
8th Grade
15 questions
Balancing Chemical Equations Review

Flashcard
•
8th Grade
15 questions
Law of Conservation of Mass

Flashcard
•
8th Grade
15 questions
mid term review part 1

Flashcard
•
8th Grade
15 questions
8th Science 8.5DE

Flashcard
•
8th Grade
15 questions
Chemical Equations

Flashcard
•
8th Grade
Popular Resources on Quizizz
10 questions
Chains by Laurie Halse Anderson Chapters 1-3 Quiz

Quiz
•
6th Grade
20 questions
math review

Quiz
•
4th Grade
15 questions
Character Analysis

Quiz
•
4th Grade
12 questions
Multiplying Fractions

Quiz
•
6th Grade
30 questions
Biology Regents Review #1

Quiz
•
9th Grade
20 questions
Reading Comprehension

Quiz
•
5th Grade
20 questions
Types of Credit

Quiz
•
9th - 12th Grade
50 questions
Biology Regents Review: Structure & Function

Quiz
•
9th - 12th Grade
Discover more resources for Science
85 questions
Regents Living Environment

Quiz
•
8th - 11th Grade
10 questions
Air Pollution & Earth's Energy Budget 2025

Quiz
•
6th - 8th Grade
60 questions
FINAL Waves/Sound/Light 7th grade

Quiz
•
8th Grade
14 questions
6.8 - The Space Race

Quiz
•
6th - 8th Grade
12 questions
Amoeba Sisters: Natural Selection

Interactive video
•
8th Grade
35 questions
Regents ES - Climate

Quiz
•
8th - 10th Grade
10 questions
Understanding Moon Phases and Characteristics

Interactive video
•
5th - 8th Grade
15 questions
Heat

Quiz
•
6th - 8th Grade