Learning Chemistry

Learning chemistry online free chemistry courses in PSC guides and helps by sharing articles or topics for general, medical, environmental science, and chemical engineering beginners.

In online learning chemistry, our basic aim is to share articles or topics related to physical, inorganic, organic chemistry, analytical methods or techniques, spectroscopy, biochemistry, medicinal, and environmental science to guide or help medical and engineering students and researchers in their studies.

In our chemistry study courses, we constantly add or update new articles on our website for students who want to learn from home.

Online Free Chemistry Courses

Online free chemistry courses in PSC not only share the definition, formula, principles, methods, and techniques of chemical science. It also guides or helps you to better learning from home.

In free online chemistry courses, we also provide quizzes and frequently asked questions (FAQ) with their answers. The free online quizzes on chemistry articles or topics help general, medical, and chemical engineering beginners to test their knowledge for upcoming exams.

Popular Topics

Calculate oxidation number or state of periodic table chemical elements

Oxidation Number

Oxidation Number of Periodic Table Elements Oxidation number or state of periodic table elements in a chemical compound or molecule is the formal charge (positive...

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Definitions, Examples and Chemical Properties of Hard, Soft and Borderline Acids

Hard Soft Acid Base

Hard Soft Acid Base Theory Hard soft acid base theory or HSAB principle was proposed by Ralph Pearson in 1963. It is very helpful for predicting...

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Chemistry, the study of inorganic, organic, physical and analytical chemistry in science


Meaning of Chemistry in Science Chemistry is the study guide of pure science that deals with the physical or chemical properties, reactions, composition, structure, and...


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Nuclear reactions like fission or fusion reaction involve splitting of particles from atomic nucleus in energy radiation

Nuclear Reaction

How does Nuclear Reaction Work? Nuclear reaction in physics and nuclear chemistry is the type of natural splitting of heavy nuclei accompanied by the emission...
Definition and examples of polar and nonpolar molecules


What is Molecule? A molecule in chemistry or biology is the smallest identifiable unit formed by two or more atoms and it retains the chemical...
States of matter like solid, liquid, gaseous and plasma state of substances in physics or chemistry

States of Matter

Four States of Matter States of matter or all four states of matter in science define one of the distant forms in which the aggregation...

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Conductance or electrical conductance, the property of electrolyte solution helps to conduct electricity in electrochemistry


Electrochemistry online course to study conductance, electrodes, electrolysis, electrochemical cells, instruments, formulas, electrolytes and semiconductors…

Chemical Reaction

Chemical reaction articles in chemistry, process, reactions and equations of chemical changes in science experiments and household items…


Redox type chemical reaction in chemistry, definition, examples, formula to identify different types of electron transfer or oxidation-reduction reactions…

Graham's Law of Effusion and Diffusion of gas molecules

Gas Laws

Gas laws formulas and examples in chemistry or physics, behavior of gases by general equations, formula and relation between pressure, volume, temperatures…

Heat Energy

Heat energy meaning, formula, examples, and conservation in learning chemistry, heat transfer unit measured by joule and calorie…


Properties of matter or substances, physical and chemical properties and changes meaning, definition and examples in chemistry or chemical science…

Cubic crystal system lattice points and Planes


Solid state of matter definition in chemistry or chemical science, structure, examples, meaning of crystalline and amorphous solids molecules or materials…


Environment definition, topics, and living or biotic components (plants, animals, microorganisms), non-living or abiotic (light, temperature, gases, water)…


Hydrocarbon definition, types, names, examples in organic chemistry, hydrocarbons classification as aliphatic, aromatic saturated or unsaturated molecules…

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Acids and bases definition and examples in chemistry with uses, properties, and difference between an acid and a base

Acids and Bases

Acids and Bases Acids and bases in chemistry can be defined by five different theories or concepts. Most commonly we can define, acids are chemical...
Environmental pollution caused by pollutants are types of substances or forms of energy which harmful effects on air, water, land, or soil in our earth


Environmental Pollution Pollution or environmental pollution is the contamination of air, water, soil, or land by solid, liquid, or gaseous substances or any forms of...
Quizzes online on chemistry and biology


Free Online Quizzes for Students Quizzes or online chemistry quiz and biology quiz for 9, 10, 11, and 12 grade or high school science students...

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Position of noble gas helium in periodic table


Element or chemical element in the periodic table definition, facts, fundamentals properties and uses of individual elements in chemistry…

Organic Chemistry in learning science

Organic Chemistry

Science articles, facts and works related to science topics for elementary students education, definition of natural, formal and social sciences…

what is science like physical, chemical, medical, and environmental science?


Online learning science articles, facts, and works related to physics and chemistry topics for general, medical, environmental science, and chemical engineering beginners courses.