What is the chemical formula for water?
Chemistry Semester Exam

Flashcard
•
Science
•
11th Grade
•
Hard
Quizizz Content
FREE Resource
Student preview

15 questions
Show all answers
1.
FLASHCARD QUESTION
Front
Back
H₂O
2.
FLASHCARD QUESTION
Front
What is an example of a chemical change?
Back
Browning meat
3.
FLASHCARD QUESTION
Front
What are the smallest particles into which an element may be broken down without changing the identity of the element?
Back
Atoms
4.
FLASHCARD QUESTION
Front
What isotope is the atomic mass unit defined relative to?
Back
Carbon-12
5.
FLASHCARD QUESTION
Front
What is Avogadro’s number?
Back
The number of particles in one mole of a substance, approximately 6.022 x 10²³.
6.
FLASHCARD QUESTION
Front
What is the definition of a chemical reaction?
Back
A process that leads to the transformation of one set of chemical substances to another.
7.
FLASHCARD QUESTION
Front
What is the difference between an element and a compound?
Back
An element is a pure substance made of only one type of atom, while a compound is made of two or more different types of atoms chemically bonded together.
Create a free account and access millions of resources
Similar Resources on Quizizz
15 questions
L2 Flashcardizz Review --> Molecules

Flashcard
•
KG - University
15 questions
Chemical Reactions

Flashcard
•
10th Grade - University
15 questions
Unit 5 Test: Chemical Reactions

Flashcard
•
11th - 12th Grade
15 questions
Balancing Equations Practice

Flashcard
•
11th Grade
15 questions
Chemical & Physical changes

Flashcard
•
University
15 questions
9.1 Mastery Check

Flashcard
•
11th Grade
15 questions
Physical and Chemical Changes

Flashcard
•
11th Grade
15 questions
Balancing Chemical Equations

Flashcard
•
10th - 12th Grade
Popular Resources on Quizizz
15 questions
Multiplication Facts

Quiz
•
4th Grade
25 questions
SS Combined Advisory Quiz

Quiz
•
6th - 8th Grade
40 questions
Week 4 Student In Class Practice Set

Quiz
•
9th - 12th Grade
40 questions
SOL: ILE DNA Tech, Gen, Evol 2025

Quiz
•
9th - 12th Grade
20 questions
NC Universities (R2H)

Quiz
•
9th - 12th Grade
15 questions
June Review Quiz

Quiz
•
Professional Development
20 questions
Congruent and Similar Triangles

Quiz
•
8th Grade
25 questions
Triangle Inequalities

Quiz
•
10th - 12th Grade