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Chemistry Quizzes, Questions & Answers

Recent Chemistry Quizzes

Understanding Matter and Chemical Properties

Questions: 19 | Attempts: 10 | Last updated: Mar 12, 2026

Sample Question
What is the difference between physical and chemical properties?

Physical properties can change, chemical cannot.

Chemical properties can change, physical cannot.

Physical properties can be observed without changing the substance, chemical properties cannot.

There is no difference.

Chemistry Quiz on Atoms, Ions, and Compounds

Questions: 14 | Attempts: 10 | Last updated: Mar 11, 2026

Sample Question
What is the charge of a cation?

Positive

Negative

Neutral

Variable

Hydrogen and Isotopes: A Comprehensive Quiz

Questions: 31 | Attempts: 10 | Last updated: Mar 11, 2026

Sample Question
What is the significance of hydrogen in the universe?

It is the most abundant element, making up about 75% of the universe's mass.

It is the primary component of water.

It is the only element that can exist in a gaseous state.

It is used in the production of all organic compounds.

Chemistry Review Quiz on Particle Theory and Changes

Questions: 10 | Attempts: 10 | Last updated: Mar 11, 2026

Sample Question
What happens to the motion of particles when ice melts on a countertop?

Particles speed up

Particles slow down

Particles remain the same

Particles stop moving

Science Chemistry Unit Exam Study Guide

Questions: 33 | Attempts: 11 | Last updated: Mar 10, 2026

Sample Question
What are valence electrons?

Electrons in the outermost shell of an atom

Electrons that are lost during a chemical reaction

Electrons that are gained during a chemical reaction

Electrons that are found in the nucleus

Chemistry Exam 1 Practice Test

Questions: 10 | Attempts: 11 | Last updated: Mar 10, 2026

Sample Question
What is the correct order of the scientific method?

Hypothesis → observation → experiment → conclusion

Observation → question → hypothesis → experiment → conclusion

Experiment → observation → hypothesis → conclusion

Question → observation → hypothesis → experiment