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Exams & Certifications

Chemistry Quizzes , Questions & Answers

Recent Chemistry Quizzes

This assessment focuses on the properties and definitions of acids, bases, and salts according to various theories. Key concepts evaluated include the Arrhenius, Bronsted-Lowry, and Lewis theories, along with classifications of...

Questions: 30 | Attempts: 14 | Last updated: Sep 26, 2026

Sample Question
What is an acid according to the Arrhenius theory?

A substance that increases H⁺ ions in solution

A substance that donates electron pairs

A substance that accepts protons

A substance that increases OH⁻ ions in solution

Matter, Atoms and Laws of Chemistry

This assessment focuses on matter, atoms, and the laws of chemistry. It evaluates your understanding of key concepts such as the properties of solids, liquids, and gases, the behavior of particles during phase changes, and...

Questions: 20 | Attempts: 15 | Last updated: Sep 26, 2026

Sample Question
Matter is defined as anything that —

Has mass but no volume

Occupies space, has mass and can be perceived by the senses

Is only living

Is only solid

Chemical Elements Symbols and Names

This assessment focuses on the symbols and names of chemical elements. It evaluates your understanding of elemental symbols, which is essential for studying chemistry. Mastering these symbols helps in recognizing elements in...

Questions: 25 | Attempts: 29 | Last updated: Sep 25, 2026

Sample Question
What is the chemical symbol for Aluminum?

Al

Am

Au

Ar

Elements of Chemistry

This quiz focuses on essential elements in chemistry, evaluating your knowledge of metals, metalloids, and gases. It covers key concepts like properties and applications of various elements, making it a valuable resource for...

Questions: 30 | Attempts: 15 | Last updated: Sep 24, 2026

Sample Question
What soft metal is used in rechargeable batteries?

Lithium

Sodium

Cobalt

Nickel

Atomic Theory and Structure in Chemistry

This assessment focuses on atomic theory and structure in chemistry, evaluating knowledge of key concepts like Dalton's atomic theory, Thomson's experiments, Rutherford's gold foil experiment, and the discovery of neutrons. It is...

Questions: 30 | Attempts: 15 | Last updated: Sep 24, 2026

Sample Question
Who proposed the first atomic theory that described atoms as hard, marble-like, unbreakable spheres?

Thomson

Rutherford

Dalton

Chadwick

The Central Science: Branches of Chemistry

This quiz explores the branches of chemistry, focusing on organic, inorganic, analytical, physical, and biochemistry. It evaluates your understanding of key concepts such as the role of carbon in life, the study of chemical...

Questions: 25 | Attempts: 11 | Last updated: Sep 23, 2026

Sample Question
What is the primary focus of organic chemistry?

The study of metals and minerals

The chemistry of carbon and life

The measurement of chemical quantities

The study of electrical charges in molecules

Carbon Dioxide, Acids & Chemical Reactions

This assessment focuses on the interactions between carbon dioxide, acids, and chemical reactions. It evaluates your understanding of key concepts such as the formation of carbonic acid, the reaction of carbon dioxide with...

Questions: 8 | Attempts: 12 | Last updated: Sep 22, 2026

Sample Question
What product is formed when carbon dioxide dissolves in water?

Carbonic acid (H₂CO₃)

Hydrochloric acid (HCl)

Calcium carbonate (CaCO₃)

Sulfuric acid (H₂SO₄)

Chemical Equations and Applications

This assessment focuses on fundamental concepts of chemical equations and their applications. It evaluates your understanding of elements, compounds, and molecular structures, as well as the balancing of chemical reactions. This...

Questions: 8 | Attempts: 11 | Last updated: Sep 22, 2026

Sample Question
What is the definition of an element?

A group of atoms bonded together

Made of only 1 atom

Composed of more than 1 element

Any atom that bears a charge

The Atom and Nuclear Chemistry

This assessment focuses on key concepts in atomic structure and nuclear chemistry. It evaluates understanding of atomic particles, isotopes, radioactive decay, and nuclear reactions. This knowledge is essential for grasping...

Questions: 31 | Attempts: 13 | Last updated: Sep 22, 2026

Sample Question
An atom is defined as the smallest unit of an element that retains the chemical properties of that element.

True

False

Chemistry Fundamentals: Matter, Measurement & Atoms

This assessment focuses on fundamental concepts in chemistry, including matter classification, the scientific method, and atomic structure. It evaluates your understanding of significant figures, temperature conversions, and...

Questions: 15 | Attempts: 14 | Last updated: Sep 21, 2026

Sample Question
Which of the following correctly represents the order of steps in the scientific method?

Hypothesis → Observation → Experiment → Law → Theory

Observation → Hypothesis → Experiment → Theory → Law

Experiment → Hypothesis → Observation → Theory → Law

Theory → Hypothesis → Observation → Experiment → Law

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