8th Grade Reaction Dynamics Quizzes , Questions & Answers

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8th Grade

Top Trending Reaction Dynamics Quizzes

How good are you at chemistry? Play this informative quiz on Chemical Reactions and Equations to find the answer. This quiz contains various questions ranging from easy, medium to a high level that will help you ace the...

Questions: 30 | Attempts: 4804 | Last updated: Oct 22, 2025

Sample Question
Chemically rust is:

Hydrated ferrous oxide

Only ferric oxide

Hydrated ferric oxide

None of these

Chemical Reactions Quiz For Grade 8

Are you ready to test your knowledge of chemical reactions? Take this chemical reactions quiz for grade 8 and find out. Chemical reactions are all around us, from the process of burning fuel to the digestion of food in our...

Questions: 14 | Attempts: 4919 | Last updated: Aug 11, 2025

Sample Question
Which is the best indication that a chemical reaction has taken place?

Blue powder turns the water blue

A white substance dissolving in water

Metal bubbling when placed in an unknown liquid

Chemical Reactions Quiz: MCQ Exam!

What do you know about chemical reactions? A chemical reaction is a route that leads to the transformation of one group of chemical substances to another. Chemical reactions exemplify changes that only involve electrons'...

Questions: 12 | Attempts: 13736 | Last updated: Mar 22, 2025

Sample Question
Which one of the following represents a physical change?

Iron rusting

Paper burning

Water freezing

Dynamite exploding

4.1 Reactants and Products Lesson Quiz

This quiz assesses understanding of chemical reactions, focusing on identifying products, comparing atoms in reactants and products, and evidence of chemical changes. It's designed to enhance learners' grasp of basic chemical...

Questions: 6 | Attempts: 2802 | Last updated: Oct 6, 2025

Sample Question
Vinegar is added to baking soda and bubbles of carbon dioxide rapidly form. A cloudy liquid is left behind. What are products in this chemical reaction?

Vinegar and the cloudy liquid

Vinegar and baking soda

Carbon dioxide and baking soda

Carbon dioxide and the cloudy liquid

Chapter 7- Chemical Reactions

Students will be assessed on their understanding of chemical reactions, chemical and physical changes, writing chemical formulas and balancing chemical equations.

Questions: 21 | Attempts: 936 | Last updated: Oct 22, 2025

Sample Question
The process in which one or more substances change to make one or more new substances is called?

Chemical change

Chemical reaction

Chemical process

Chemical explosion

Popular Reaction Dynamics Quizzes

Balancing Chemical Equations Quiz

Ready to strengthen your understanding of how chemical reactions really work? This quiz helps you practice balancing equations using real examples—from simple combustion reactions to multi-step molecular equations....

Questions: 10 | Attempts: 22193 | Last updated: Dec 8, 2025

Sample Question
Balance the following chemical equation by choosing the correct set of coefficients: ___ CH4 + ___O2 --> ___CO2 + ___H2O

1 2 1 2

2 1 2 1

3 1 2 4

1 2 3 4

4 3 1 2

Simple Word Equations Quiz

A quiz designed to for NZ Year 9 or 10 students who are just learning about word equations for chemical reactions.

Questions: 8 | Attempts: 12841 | Last updated: Mar 21, 2025

Sample Question
When a CHEMICAL reaction occurs, what is made?

No new substance is made

A new substance is made, and new atoms are formed

A new substance is made, but atoms are not created or destroyed, they are just rearranged

Pretest - Chemical Reactions

Needed SKILLS: Can you classify reactions, balance equations, and predict products?

Questions: 11 | Attempts: 3924 | Last updated: Mar 21, 2025

Sample Question
Classify the chemical reaction: MgCl2 + Li2CO3 >>> MgCO3 + LiCl

Sythesis

Decomposition

Combustion

Single displacement

Double displacement

Acid base or neutralization reaction

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