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12th Grade Chemistry Quizzes, Questions & Answers

Recent Chemistry Quizzes

Grade 10 Chemistry Test: Assess Your Knowledge

Chemistry, at its core, is the study of matter and its properties as well as how matter changes. It is a field that explores the very essence of our world, from the air we breathe to the complex molecules that make up living...

Questions: 10 | Attempts: 104042 | Last updated: Jun 12, 2025

Sample Question
What is the chemical symbol for gold?

Au

Ag

Fe

Hg

Chemistry Semester I Review

This 'Chemistry Semester I Review' assesses foundational chemistry knowledge, including calculations of density, speed conversions, and scientific notation. It's designed to test understanding of measurement accuracy and...

Questions: 34 | Attempts: 205 | Last updated: Mar 22, 2025

Sample Question
The density of a substance is 48 g/ml. What is the volume of a sample that is 19.2 g?

2.5 ml

0.4 ml

2.5 L

0.4 L

Year 10 Chemical Formulas Test

Revision of Chemical Formulas This 10-item test will measure how well you understood the rules in writing down the correct chemical formulas of compounds. You have 5 minutes to...

Questions: 10 | Attempts: 11368 | Last updated: Mar 22, 2025

Sample Question
Calcium chloride

Quarterly Assessment 1-regents Chemistry

This 'Quarterly Assessment 1-Regents Chemistry' evaluates understanding of basic chemical principles, including the nature of elements, mixtures, compounds, and separation techniques. Essential for students aiming to master...

Questions: 14 | Attempts: 237 | Last updated: Mar 21, 2025

Sample Question
WHich of the following can not be decomposed into simpler substances?

Elements

Compounds

Solutions

Mixtures

Hs Chemistry Practice Final

Practice final exam for the first semester of basic high school chemistry.

Questions: 50 | Attempts: 4108 | Last updated: Jan 20, 2025

Sample Question
Convert 57.03mm to meters

0.005703m

0.05703m

0.5703m

57,030.0m

Chemistry Practice Exam Quiz!

Are you a good chemistry student? Chemistry is the scientific discipline that is involved with elements and compounds, which are made of atoms, molecules, and ions. This learning branch encompasses their composition, structure,...

Questions: 11 | Attempts: 3057 | Last updated: Mar 22, 2025

Sample Question
Which terms are used to identify pure substances?

An element and a mixture

An element and a compound

A solution and a mixture

A mixture and a compound

Chemistry By Jocelyn Ventura

This Chemistry quiz by Jocelyn Ventura tests knowledge on gas properties, compound composition, and chemical principles such as the law of definite composition. It assesses understanding of fundamental chemistry concepts,...

Questions: 25 | Attempts: 499 | Last updated: Sep 4, 2025

Sample Question
A glowing match was dropped into a dry gas jar containing one gas only. The match (but not the gas) caught a light. Which gas is most likely present in the jar?

A. oxygen

B. hydrogen

C. Carbon dioxide

D. Carbon monoxide

A.P. Chemistry - Introductory Quiz

This introductory AP Chemistry quiz assesses foundational knowledge in chemical formulas, electron configurations, atomic structure, and properties of elements. It is designed to test and reinforce students' understanding of key...

Questions: 15 | Attempts: 90 | Last updated: Jun 19, 2025

Sample Question
The compound copper(I) sulfate would have which formula?

Cu2SO4

CuSO4

Cu2(SO4)

Cu(SO4)2

Cop 2015 Pharmaceutics Lecture 08/17/2011

This quiz from the COP 2015 Pharmaceutics Lecture on 08\/17\/2011 tests knowledge on pH levels, acid\/base reactions, and effects of substances like K+ and Fe3+ in solutions. It assesses understanding of fundamental chemical...

Questions: 15 | Attempts: 63 | Last updated: Jun 19, 2025

Sample Question
The cation K+, when added to a solution, increases the pH of that solution.

True

False

Campbell 2.3-2.4 Reading Quiz

This quiz covers the reading assignment from Chapter 2.3-4 on the topics of molecules, types of bonds, and chemical reactions.

Questions: 20 | Attempts: 274 | Last updated: Mar 20, 2025

Sample Question
Which of these relationships is true of an uncharged atom?

Atomic mass is equal to the number of electrons.

Number of protons is equal to the number of electrons.

Number of neutrons is equal to the number of protons.

Atomic mass is equal to the atomic number.

Number of electrons is equal to the number of neutrons.

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