Evidences of Chemical Reaction

Quiz
•
Science
•
8th Grade
•
Hard
+1
Standards-aligned
Lisa Thompson
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
Hydrogen peroxide breaks down to form water and oxygen gas. Which observation is evidence that a chemical reaction has occurred?
The mass of the solution remains the same.
Phase changes are observed.
The color of the solution remains clear.
Water is produced.
Tags
NGSS.MS-PS1-2
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The following are the evidences that chemical reaction took place, EXCEPT:
evolution of gas
formation of precipitate
formation of new element
change in the intrinsic properties
Tags
NGSS.MS-PS1-2
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What are the products in the equation?
Zn and CuSO4
Zn and Cu
ZnSO4 and Cu
Zn only
Tags
NGSS.MS-PS1-2
NGSS.MS-PS1-5
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which of the following chemical reaction shows the production of water from hydrogen gas and oxygen gas?
2 H2O → 2 H2 + O2
2 H2 + O2 → 2 H2O
3 H2 + O2 → 3 H2O
3 H2O → H2 + 3 O2
Tags
NGSS.MS-PS1-1
NGSS.MS-PS1-2
NGSS.MS-PS1-5
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which of the following best describes the combustion reaction?
hydrocarbon combines with oxygen to produce CO2 and H2O
hydrogen combines with CO2 to produce O2 and H2O
hydrocarbon combines with H2O to produce CO2 and O2
CO2 combines with oxygen to produce hydroxide and H2O
Tags
NGSS.MS-PS1-2
NGSS.MS-PS1-4
NGSS.MS-PS1-5
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Quicklime ( CaO ) is used as a drying agent. When water is added to this, slaked lime Ca(OH)2 is formed. What type of reaction is this?
combination
single displacement
decomposition
double displacement
Tags
NGSS.MS-PS1-2
NGSS.MS-PS1-5
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What are the evidences of a chemical reaction?
Color , temperature
Gas, precipitate
Light
All above
Tags
NGSS.MS-PS1-2
Create a free account and access millions of resources
Similar Resources on Quizizz
15 questions
Chemical Reactions Introduction

Quiz
•
6th - 8th Grade
13 questions
Parts of an Equation and review

Quiz
•
8th Grade
20 questions
Physical and Chemical Properties and Changes

Quiz
•
6th - 8th Grade
10 questions
Science Quiz - Class 10

Quiz
•
10th Grade
20 questions
Chemical Reactions

Quiz
•
10th - 11th Grade
20 questions
Reaction Types and Balancing Chemical Equations Review

Quiz
•
10th - 12th Grade
15 questions
Chemical Reactions

Quiz
•
8th Grade
20 questions
(Q2) Benchmark Review (Set #1)

Quiz
•
8th 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